Run scripts/auxiliar/update-with-convert-ly.sh

56 files changed, 152 insertions, 152 deletions

diff --git a/Documentation/cs/learning/common-notation.itely b/Documentation/cs/learning/common-notation.itely
index b17443a46c..258e2ce108 100644
--- a/Documentation/cs/learning/common-notation.itely
+++ b/Documentation/cs/learning/common-notation.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:
@@ -552,7 +552,7 @@ vytvářet uvozením hudebního výrazu příkazem @code{\appoggiatura} (dlouhý
 příraz, prodleva) a @code{\acciaccatura} (příraz, krátká appogiatura).
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/de/learning/common-notation.itely b/Documentation/de/learning/common-notation.itely
index f07eda95c3..e108d0b0c0 100644
--- a/Documentation/de/learning/common-notation.itely
+++ b/Documentation/de/learning/common-notation.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:
@@ -561,7 +561,7 @@ eingegeben, Vorhalte durch den Befehl @code{\appoggiatura}
 und Vorschläge mit @code{\acciaccatura}.
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/de/notation/rhythms.itely b/Documentation/de/notation/rhythms.itely
index 07ae0def72..d5b60f1a50 100644
--- a/Documentation/de/notation/rhythms.itely
+++ b/Documentation/de/notation/rhythms.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Till Paala
 
@@ -2516,7 +2516,7 @@ normalen Balken gesetzt.
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3298,7 +3298,7 @@ keine logische Zeit im Takt ein.
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 Es gibt drei Arten von Verzierungen:
@@ -3313,7 +3313,7 @@ zwischen Noten notiert, die selber einen Legatobogen haben.
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3324,8 +3324,8 @@ synchronisiert.  Im nächsten Beispiel stehen im einen
 System zwei 16-Noten für jede 8-Note des zweiten Systems:
 
 @lilypond[quote,relative=2,verbatim]
-<< \new Staff { e2 \grace { c16[ d e f] } e2 }
-   \new Staff { c2 \grace { g8[ b] } c2 } >>
+<< \new Staff { e2 \grace { c16 d e f } e2 }
+   \new Staff { c2 \grace { g8 b } c2 } >>
 @end lilypond
 
 @funindex \afterGrace
@@ -3374,7 +3374,7 @@ gesetzt.
 @lilypond[quote,verbatim,relative=2]
 \new Voice {
   << { d1^\trill_( }
-     { s2 s4. \grace { c16[ d] } } >>
+     { s2 s4. \grace { c16 d } } >>
   c1)
 }
 @end lilypond
diff --git a/Documentation/de/notation/simultaneous.itely b/Documentation/de/notation/simultaneous.itely
index e938e80e16..1eb7afce45 100644
--- a/Documentation/de/notation/simultaneous.itely
+++ b/Documentation/de/notation/simultaneous.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Till Paala
 
@@ -96,7 +96,7 @@ komplexere Möglichkeiten, derartige Elemente zu kombinieren, siehe
 @ref{Gleichzeitige Ausdrücke}.
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/de/notation/spacing.itely b/Documentation/de/notation/spacing.itely
index 617f04cc6d..bb2f25341d 100644
--- a/Documentation/de/notation/spacing.itely
+++ b/Documentation/de/notation/spacing.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 @c Translators: Till Paala
 
@@ -3091,7 +3091,7 @@ zusätzlichen Platz erhalten.
 
 @lilypond[quote,ragged-right,relative=2,fragment,verbatim]
 \override Score.SpacingSpanner.strict-note-spacing = ##t
-\new Staff { c8[ c \clef alto c \grace { c16[ c] } c8 c c]  c32[ c32] }
+\new Staff { c8[ c \clef alto c \grace { c16 c } c8 c c]  c32[ c32] }
 @end lilypond
 
 
diff --git a/Documentation/de/notation/vocal.itely b/Documentation/de/notation/vocal.itely
index 858db18da0..86c4f6d8b9 100644
--- a/Documentation/de/notation/vocal.itely
+++ b/Documentation/de/notation/vocal.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes.
 @end ignore
 
-@c \version "2.17.19"
+@c \version "2.17.28"
 
 @c Translators: Till Paala
 
@@ -1872,7 +1872,7 @@ geändert werden, wie das folgende Beispiel zeigt.
 <<
   \new Voice = melody \relative c' {
     f4 \appoggiatura a32 b4
-    \grace { f16[ a16] } b2
+    \grace { f16 a16 } b2
     \afterGrace b2 { f16[ a16] }
     \appoggiatura a32 b4
     \acciaccatura a8 b4
@@ -1901,7 +1901,7 @@ die erste des Musikstückes ist, kann ein @code{\with}- oder
 @lilypond[verbatim,ragged-right,quote]
 <<
   \new Voice = melody \relative c' {
-    \grace { c16[( d e f] }
+    \grace { c16( d e f }
     g1) f
   }
   \new Lyrics \with { includeGraceNotes = ##t }
diff --git a/Documentation/es/learning/common-notation.itely b/Documentation/es/learning/common-notation.itely
index 142cae556c..da1a2d9bea 100644
--- a/Documentation/es/learning/common-notation.itely
+++ b/Documentation/es/learning/common-notation.itely
@@ -7,7 +7,7 @@
     version that you are working on.  See TRANSLATION for details.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:  (different from policy.txt!)
@@ -599,7 +599,7 @@ expresión musical por la palabra clave @code{\appoggiatura} o
 @code{\acciaccatura}
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/es/notation/rhythms.itely b/Documentation/es/notation/rhythms.itely
index 0cb45144c6..285d259960 100644
--- a/Documentation/es/notation/rhythms.itely
+++ b/Documentation/es/notation/rhythms.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @node Duraciones
 @section Duraciones
@@ -2571,7 +2571,7 @@ barras de notas normales.
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3452,7 +3452,7 @@ tiempo lógico adicional en el compás.
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 Hay otros tres tipos posibles de notas de adorno; la
@@ -3468,7 +3468,7 @@ colocarla entre notas que están ligadas entre sí, utilizando la función
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3480,8 +3480,8 @@ por cada corchea de adorno:
 
 @lilypond[quote,relative=2,verbatim]
 <<
-  \new Staff { e2 \grace { c16[ d e f] } e2 }
-  \new Staff { c2 \grace { g8[ b] } c2 }
+  \new Staff { e2 \grace { c16 d e f } e2 }
+  \new Staff { c2 \grace { g8 b } c2 }
 >>
 @end lilypond
 
@@ -3529,7 +3529,7 @@ nota principal.
 \new Voice {
   <<
     { d1^\trill_( }
-    { s2 s4. \grace { c16[ d] } }
+    { s2 s4. \grace { c16 d } }
   >>
   c1)
 }
diff --git a/Documentation/es/notation/simultaneous.itely b/Documentation/es/notation/simultaneous.itely
index f113490eb3..ded8f342fc 100644
--- a/Documentation/es/notation/simultaneous.itely
+++ b/Documentation/es/notation/simultaneous.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translation status: post-GDP
 
@@ -96,7 +96,7 @@ combinaciones de estos elementos, consulte
 @ref{Expresiones simultáneas}):
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/es/notation/spacing.itely b/Documentation/es/notation/spacing.itely
index f48ce5aa06..e7d9315dd3 100644
--- a/Documentation/es/notation/spacing.itely
+++ b/Documentation/es/notation/spacing.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 @ignore
 GDP TODO list
@@ -3202,7 +3202,7 @@ sin tener en cuenta las claves, líneas divisorias ni notas de adorno:
 
 @lilypond[quote,ragged-right,relative=2,verbatim]
 \override Score.SpacingSpanner.strict-note-spacing = ##t
-\new Staff { c8[ c \clef alto c \grace { c16[ c] } c8 c c]  c32[ c] }
+\new Staff { c8[ c \clef alto c \grace { c16 c } c8 c c]  c32[ c] }
 @end lilypond
 
 @seealso
diff --git a/Documentation/es/notation/vocal.itely b/Documentation/es/notation/vocal.itely
index 1d0f0d211c..0ecd480697 100644
--- a/Documentation/es/notation/vocal.itely
+++ b/Documentation/es/notation/vocal.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.19"
+@c \version "2.17.28"
 
 @node Música vocal
 @section Música vocal
@@ -1987,7 +1987,7 @@ se utiliza @code{\lyricsto}, pero este comportamiento puede cambiarse:
 <<
   \new Voice = melody \relative c' {
     f4 \appoggiatura a32 b4
-    \grace { f16[ a16] } b2
+    \grace { f16 a16 } b2
     \afterGrace b2 { f16[ a16] }
     \appoggiatura a32 b4
     \acciaccatura a8 b4
@@ -2016,7 +2016,7 @@ bloque @code{\with} o @code{\context}:
 @lilypond[verbatim,ragged-right,quote]
 <<
   \new Voice = melody \relative c' {
-    \grace { c16[( d e f] }
+    \grace { c16( d e f }
     g1) f
   }
   \new Lyrics \with { includeGraceNotes = ##t }
diff --git a/Documentation/fr/learning/common-notation.itely b/Documentation/fr/learning/common-notation.itely
index 55fb8ff7ff..e99e0b0371 100644
--- a/Documentation/fr/learning/common-notation.itely
+++ b/Documentation/fr/learning/common-notation.itely
@@ -26,7 +26,7 @@ Tutorial guidelines:  (different from policy.txt!)
 
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Nicolas Grandclaude, Ludovic Sardain, Gauvain Pocentek
 @c Translation checkers: Jean-Charles Malahieude, Valentin Villenave, John Mandereau
@@ -616,7 +616,7 @@ Des @notation{notes d'ornement} s'obtiennent en appliquant la commande
 expression musicale :
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/fr/notation/rhythms.itely b/Documentation/fr/notation/rhythms.itely
index 9890ba6fd9..6272da24a7 100644
--- a/Documentation/fr/notation/rhythms.itely
+++ b/Documentation/fr/notation/rhythms.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Frédéric Chiasson, Jean-Charles Malahieude
 @c Translation checkers: Valentin Villenave, François Martin, Xavier Scheuer
@@ -2572,7 +2572,7 @@ qui est en place au niveau de la notation normale.
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3427,7 +3427,7 @@ pas de temps dans la mesure.
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 Les plus courantes sont les acciaccatures, qui doivent se jouer très
@@ -3441,7 +3441,7 @@ déjà liées.
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3453,8 +3453,8 @@ pour chaque petite croche.
 
 @lilypond[quote,relative=2,verbatim]
 <<
-  \new Staff { e2 \grace { c16[ d e f] } e2 }
-  \new Staff { c2 \grace { g8[ b] } c2 }
+  \new Staff { e2 \grace { c16 d e f } e2 }
+  \new Staff { c2 \grace { g8 b } c2 }
 >>
 @end lilypond
 
@@ -3502,7 +3502,7 @@ sept huitièmes de la durée de la note de base :
 \new Voice {
   <<
     { d1^\trill_( }
-    { s2 s4. \grace { c16[ d] } }
+    { s2 s4. \grace { c16 d } }
   >>
   c1)
 }
diff --git a/Documentation/fr/notation/simultaneous.itely b/Documentation/fr/notation/simultaneous.itely
index abf8a4104e..4d6b176905 100644
--- a/Documentation/fr/notation/simultaneous.itely
+++ b/Documentation/fr/notation/simultaneous.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Frédéric Chiasson, Valentin Villenave, Jean-Charles Malahieude
 @c Translation checkers: Jean-Charles Malahieude, John Mandereau
@@ -98,7 +98,7 @@ sera donc combiné -- pour des combinaisons plus complexes, voir
 @ref{Expressions simultanées}.
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/fr/notation/spacing.itely b/Documentation/fr/notation/spacing.itely
index bcd11d5cdb..4d394c2375 100644
--- a/Documentation/fr/notation/spacing.itely
+++ b/Documentation/fr/notation/spacing.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 @c Translators: Frédéric Chiasson, Jean-Charles Malahieude
 
@@ -3207,7 +3207,7 @@ d'ornement qui pourraient apparaître :
 
 @lilypond[quote,ragged-right,relative=2,verbatim]
 \override Score.SpacingSpanner.strict-note-spacing = ##t
-\new Staff { c8[ c \clef alto c \grace { c16[ c] } c8 c c]  c32[ c] }
+\new Staff { c8[ c \clef alto c \grace { c16 c } c8 c c]  c32[ c] }
 @end lilypond
 
 @seealso
diff --git a/Documentation/fr/notation/vocal.itely b/Documentation/fr/notation/vocal.itely
index d0ca024bd8..aa380079bf 100644
--- a/Documentation/fr/notation/vocal.itely
+++ b/Documentation/fr/notation/vocal.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.19"
+@c \version "2.17.28"
 
 @c Translators: Valentin Villenave, Jean-Charles Malahieude
 @c Translation checkers: Jean-Jacques Gerbaud
@@ -1970,7 +1970,7 @@ propriété @code{includeGraceNotes} :
 <<
   \new Voice = melody \relative c' {
     f4 \appoggiatura a32 b4
-    \grace { f16[ a16] } b2
+    \grace { f16 a16 } b2
     \afterGrace b2 { f16[ a16] }
     \appoggiatura a32 b4
     \acciaccatura a8 b4
@@ -1999,7 +1999,7 @@ clause @code{\with} ou @code{\context} :
 @lilypond[verbatim,ragged-right,quote]
 <<
   \new Voice = melody \relative c' {
-    \grace { c16[( d e f] }
+    \grace { c16( d e f }
     g1) f
   }
   \new Lyrics \with { includeGraceNotes = ##t }
diff --git a/Documentation/hu/learning/common-notation.itely b/Documentation/hu/learning/common-notation.itely
index 0e7c28c138..29fb660a1a 100644
--- a/Documentation/hu/learning/common-notation.itely
+++ b/Documentation/hu/learning/common-notation.itely
@@ -9,7 +9,7 @@
 @end ignore
 
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 @node Elemi kottaírás
 @chapter Elemi kottaírás
@@ -479,7 +479,7 @@ az @code{\appoggiatura}, súlytalanok előtt az @code{\acciaccatura} parancs
 áll:
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2
+c2 \grace { a32 b } c2
 c2 \appoggiatura b16 c2
 c2 \acciaccatura b16 c2
 @end lilypond
diff --git a/Documentation/it/learning/common-notation.itely b/Documentation/it/learning/common-notation.itely
index 3b025e052d..d2e276c2bf 100644
--- a/Documentation/it/learning/common-notation.itely
+++ b/Documentation/it/learning/common-notation.itely
@@ -9,7 +9,7 @@
 @end ignore
 
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:  (different from policy.txt!)
@@ -551,7 +551,7 @@ ma possono essere creati anche ponendo davanti a un'espressione
 musicale le parole chiave @code{\appoggiatura} o @code{\acciaccatura}:
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/it/notation/rhythms.itely b/Documentation/it/notation/rhythms.itely
index eddc1dea52..edd399d71f 100644
--- a/Documentation/it/notation/rhythms.itely
+++ b/Documentation/it/notation/rhythms.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Federico Bruni
 @c Translation checkers: Luca Rossetto Casel
@@ -2511,7 +2511,7 @@ nella travatura delle note normali.
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3359,7 +3359,7 @@ più piccolo e non alterano la durata della misura.
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 Esistono altri tre tipi di abbellimenti possibili; l'@emph{acciaccatura} -- un
@@ -3373,7 +3373,7 @@ già poste sotto una legatura: si usa il comando @code{\slashedGrace}.
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3385,8 +3385,8 @@ abbellimento da un ottavo
 
 @lilypond[quote,relative=2,verbatim]
 <<
-  \new Staff { e2 \grace { c16[ d e f] } e2 }
-  \new Staff { c2 \grace { g8[ b] } c2 }
+  \new Staff { e2 \grace { c16 d e f } e2 }
+  \new Staff { c2 \grace { g8 b } c2 }
 >>
 @end lilypond
 
@@ -3433,7 +3433,7 @@ note after a space lasting 7/8 of the main note.
 \new Voice {
   <<
     { d1^\trill_( }
-    { s2 s4. \grace { c16[ d] } }
+    { s2 s4. \grace { c16 d } }
   >>
   c1)
 }
diff --git a/Documentation/it/notation/simultaneous.itely b/Documentation/it/notation/simultaneous.itely
index b9a3111c3f..4b448e5ae5 100644
--- a/Documentation/it/notation/simultaneous.itely
+++ b/Documentation/it/notation/simultaneous.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Federico Bruni
 @c Translation checkers: Luca Rossetto Casel
@@ -97,7 +97,7 @@ questi (possibilità più complesse di combinazione sono spiegate in
 @ref{Simultaneous expressions}):
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/ja/learning/common-notation.itely b/Documentation/ja/learning/common-notation.itely
index e6b9f50d3a..989f0443cd 100644
--- a/Documentation/ja/learning/common-notation.itely
+++ b/Documentation/ja/learning/common-notation.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:  (different from policy.txt!)
@@ -570,7 +570,7 @@ c2 d |
 よっても作成されます:
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/ja/notation/rhythms.itely b/Documentation/ja/notation/rhythms.itely
index 2afa1464fa..b9b4b0121e 100644
--- a/Documentation/ja/notation/rhythms.itely
+++ b/Documentation/ja/notation/rhythms.itely
@@ -6,7 +6,7 @@
     version that you are working on.  See TRANSLATION for details.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @c Translators: Yoshiki Sawada
 @c Translation status: post-GDP
@@ -2417,7 +2417,7 @@ c8 c\noBeam c c
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3172,7 +3172,7 @@ c1
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 装飾音符には他にも 3 つのタイプがあります。@c
@@ -3194,7 +3194,7 @@ Lilypond はさらに 2 つ特殊なタイプの装飾小音符をサポート�
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3206,8 +3206,8 @@ Lilypond はさらに 2 つ特殊なタイプの装飾小音符をサポート�
 
 @lilypond[quote,relative=2,verbatim]
 <<
-  \new Staff { e2 \grace { c16[ d e f] } e2 }
-  \new Staff { c2 \grace { g8[ b] } c2 }
+  \new Staff { e2 \grace { c16 d e f } e2 }
+  \new Staff { c2 \grace { g8 b } c2 }
 >>
 @end lilypond
 
@@ -3257,7 +3257,7 @@ c1 \afterGrace d1 { c16[ d] } c1
 \new Voice {
   <<
     { d1^\trill_( }
-    { s2 s4. \grace { c16[ d] } }
+    { s2 s4. \grace { c16 d } }
   >>
   c1)
 }
diff --git a/Documentation/ja/notation/simultaneous.itely b/Documentation/ja/notation/simultaneous.itely
index b447af7167..b88b36a319 100644
--- a/Documentation/ja/notation/simultaneous.itely
+++ b/Documentation/ja/notation/simultaneous.itely
@@ -6,7 +6,7 @@
     version that you are working on.  See TRANSLATION for details.
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 
 @c Translators: Yoshiki Sawada
@@ -96,7 +96,7 @@ LilyPond の中で多声部は同じ譜にある複数のボイスを参照し�
 については @ref{Simultaneous expressions} を参照してください):
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/ja/notation/spacing.itely b/Documentation/ja/notation/spacing.itely
index 478940a1bd..f0303947c9 100644
--- a/Documentation/ja/notation/spacing.itely
+++ b/Documentation/ja/notation/spacing.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 
 @c Translators: Yoshiki Sawada
@@ -3050,7 +3050,7 @@ c16[ c c8]
 
 @lilypond[quote,ragged-right,relative=2,verbatim]
 \override Score.SpacingSpanner.strict-note-spacing = ##t
-\new Staff { c8[ c \clef alto c \grace { c16[ c] } c8 c c]  c32[ c32] }
+\new Staff { c8[ c \clef alto c \grace { c16 c } c8 c c]  c32[ c32] }
 @end lilypond
 
 @seealso
diff --git a/Documentation/ja/notation/vocal.itely b/Documentation/ja/notation/vocal.itely
index dff6c23f67..1fa04697f6 100644
--- a/Documentation/ja/notation/vocal.itely
+++ b/Documentation/ja/notation/vocal.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.19"
+@c \version "2.17.28"
 
 @c Translators: Yoshiki Sawada
 @c Translation status: post-GDP
@@ -1828,7 +1828,7 @@ text = {
 <<
   \new Voice = melody \relative c' {
     f4 \appoggiatura a32 b4
-    \grace { f16[ a16] } b2
+    \grace { f16 a16 } b2
     \afterGrace b2 { f16[ a16] }
     \appoggiatura a32 b4
     \acciaccatura a8 b4
@@ -1857,7 +1857,7 @@ text = {
 @lilypond[verbatim,ragged-right,quote]
 <<
   \new Voice = melody \relative c' {
-    \grace { c16[( d e f] }
+    \grace { c16( d e f }
     g1) f
   }
   \new Lyrics \with { includeGraceNotes = ##t }
diff --git a/Documentation/learning/common-notation.itely b/Documentation/learning/common-notation.itely
index 034c61b59a..8c833c76f5 100644
--- a/Documentation/learning/common-notation.itely
+++ b/Documentation/learning/common-notation.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:  (different from policy.txt!)
@@ -609,7 +609,7 @@ although they can also be created by prefixing a music expression
 with the keyword @code{\appoggiatura} or @code{\acciaccatura}:
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/nl/learning/common-notation.itely b/Documentation/nl/learning/common-notation.itely
index 743b318663..ae89bdba9c 100644
--- a/Documentation/nl/learning/common-notation.itely
+++ b/Documentation/nl/learning/common-notation.itely
@@ -12,7 +12,7 @@
 @c Translation checker:
 @c Translation checker committish:
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @ignore
 Tutorial guidelines:  (different from policy.txt!)
@@ -586,7 +586,7 @@ sleutelwoord @code{\appoggiatura} of @code{\acciaccatura}
 voor een muziekuitdrukking te zetten
 
 @lilypond[verbatim,quote,relative=2]
-c2 \grace { a32[ b] } c2 |
+c2 \grace { a32 b } c2 |
 c2 \appoggiatura b16 c2 |
 c2 \acciaccatura b16 c2 |
 @end lilypond
diff --git a/Documentation/notation/rhythms.itely b/Documentation/notation/rhythms.itely
index d4f8964825..a455e6ceba 100644
--- a/Documentation/notation/rhythms.itely
+++ b/Documentation/notation/rhythms.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 @node Rhythms
 @section Rhythms
@@ -2488,7 +2488,7 @@ Unbeamed grace notes are not put into normal note beams.
 
 @lilypond[quote,verbatim,relative=2]
 c4 d8[
-\grace { e32[ d c d] }
+\grace { e32 d c d }
 e8] e[ e
 \grace { f16 }
 e8 e]
@@ -3340,7 +3340,7 @@ up no additional logical time in a measure.
 
 @lilypond[quote,relative=2,verbatim]
 c4 \grace b16 a4(
-\grace { b16[ c16] } a2)
+\grace { b16 c16 } a2)
 @end lilypond
 
 There are three other types of grace notes possible; the
@@ -3355,7 +3355,7 @@ between notes that are slurred themselves, using the
 @lilypond[quote,relative=2,verbatim]
 \acciaccatura d8 c4
 \appoggiatura e8 d4
-\acciaccatura { g16[ f] } e2
+\acciaccatura { g16 f } e2
 \slashedGrace a,8 g4
 \slashedGrace b16 a4(
 \slashedGrace b8 a2)
@@ -3367,8 +3367,8 @@ eighth grace note
 
 @lilypond[quote,relative=2,verbatim]
 <<
-  \new Staff { e2 \grace { c16[ d e f] } e2 }
-  \new Staff { c2 \grace { g8[ b] } c2 }
+  \new Staff { e2 \grace { c16 d e f } e2 }
+  \new Staff { c2 \grace { g8 b } c2 }
 >>
 @end lilypond
 
@@ -3415,7 +3415,7 @@ note after a space lasting 7/8 of the main note.
 \new Voice {
   <<
     { d1^\trill_( }
-    { s2 s4. \grace { c16[ d] } }
+    { s2 s4. \grace { c16 d } }
   >>
   c1)
 }
diff --git a/Documentation/notation/simultaneous.itely b/Documentation/notation/simultaneous.itely
index 70a6b50c6a..4725ecf0de 100644
--- a/Documentation/notation/simultaneous.itely
+++ b/Documentation/notation/simultaneous.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.25"
+@c \version "2.17.28"
 
 
 @node Simultaneous notes
@@ -91,7 +91,7 @@ be combined with them (for more complex possibilities of combining such
 elements, see @ref{Simultaneous expressions}):
 
 @lilypond[verbatim,quote,relative=2]
-\grace { g8[( a b] }
+\grace { g8( a b }
 <> ) \p \< -. -\markup \italic "sempre staccato"
 \repeat unfold 4 { c4 e }  c1\f
 @end lilypond
diff --git a/Documentation/notation/spacing.itely b/Documentation/notation/spacing.itely
index 2b3299d741..2ddee1eb09 100644
--- a/Documentation/notation/spacing.itely
+++ b/Documentation/notation/spacing.itely
@@ -8,7 +8,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.11"
+@c \version "2.17.28"
 
 @ignore
 GDP TODO list
@@ -3012,7 +3012,7 @@ regard for clefs, bar lines, and grace notes,
 
 @lilypond[quote,ragged-right,relative=2,verbatim]
 \override Score.SpacingSpanner.strict-note-spacing = ##t
-\new Staff { c8[ c \clef alto c \grace { c16[ c] } c8 c c]  c32[ c] }
+\new Staff { c8[ c \clef alto c \grace { c16 c } c8 c c]  c32[ c] }
 @end lilypond
 
 @seealso
diff --git a/Documentation/notation/vocal.itely b/Documentation/notation/vocal.itely
index 046c96e820..87d176a5e5 100644
--- a/Documentation/notation/vocal.itely
+++ b/Documentation/notation/vocal.itely
@@ -7,7 +7,7 @@
     Guide, node Updating translation committishes..
 @end ignore
 
-@c \version "2.17.19"
+@c \version "2.17.28"
 
 @node Vocal music
 @section Vocal music
@@ -1922,7 +1922,7 @@ changed:
 <<
   \new Voice = melody \relative c' {
     f4 \appoggiatura a32 b4
-    \grace { f16[ a16] } b2
+    \grace { f16 a16 } b2
     \afterGrace b2 { f16[ a16] }
     \appoggiatura a32 b4
     \acciaccatura a8 b4
@@ -1951,7 +1951,7 @@ block:
 @lilypond[verbatim,ragged-right,quote]
 <<
   \new Voice = melody \relative c' {
-    \grace { c16[( d e f] }
+    \grace { c16( d e f }
     g1) f
   }
   \new Lyrics \with { includeGraceNotes = ##t }
diff --git a/Documentation/snippets/changing-midi-output-to-one-channel-per-voice.ly b/Documentation/snippets/changing-midi-output-to-one-channel-per-voice.ly
index d5e3bcf56a..aded2070cb 100644
--- a/Documentation/snippets/changing-midi-output-to-one-channel-per-voice.ly
+++ b/Documentation/snippets/changing-midi-output-to-one-channel-per-voice.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.15.32"
+\version "2.16.0"
 
 \header {
   lsrtags = "contexts-and-engravers, midi, real-music"
diff --git a/Documentation/snippets/markup-lines.ly b/Documentation/snippets/markup-lines.ly
index 535af5b55e..474f13f19d 100644
--- a/Documentation/snippets/markup-lines.ly
+++ b/Documentation/snippets/markup-lines.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.15.17"
+\version "2.16.0"
 
 \header {
   lsrtags = "text"
diff --git a/Documentation/snippets/positioning-grace-notes-with-floating-space.ly b/Documentation/snippets/positioning-grace-notes-with-floating-space.ly
index 898921de85..0bbbdf1624 100644
--- a/Documentation/snippets/positioning-grace-notes-with-floating-space.ly
+++ b/Documentation/snippets/positioning-grace-notes-with-floating-space.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.17.6"
+\version "2.17.28"
 
 \header {
   lsrtags = "rhythms"
@@ -25,7 +25,7 @@ the) graces are put left of the musical columns for the main notes.
     \override Score.SpacingSpanner.strict-grace-spacing = ##t
     \new Staff \new Voice {
       \afterGrace c4 { c16[ c8 c16] }
-      c8[ \grace { b16[ d] } c8]
+      c8[ \grace { b16 d } c8]
       c4 r
     }
     \new Staff {
diff --git a/Documentation/snippets/proportional-strict-notespacing.ly b/Documentation/snippets/proportional-strict-notespacing.ly
index be85c96e04..b5d489208d 100644
--- a/Documentation/snippets/proportional-strict-notespacing.ly
+++ b/Documentation/snippets/proportional-strict-notespacing.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.17.11"
+\version "2.17.28"
 
 \header {
   lsrtags = "spacing, tweaks-and-overrides"
@@ -24,7 +24,7 @@ the note that occurs at the same time. This may cause collisions.
   \set Score.proportionalNotationDuration = #(ly:make-moment 1/16)
   \new Staff {
     c8[ c \clef alto c c \grace { d16 } c8 c] c4
-    c2 \grace { c16[ c16] } c2
+    c2 \grace { c16 c16 } c2
   }
   \new Staff {
     c2 \tuplet 3/2 { c8 \clef bass cis,, c } c4
diff --git a/Documentation/snippets/table-of-contents.ly b/Documentation/snippets/table-of-contents.ly
index 6988bce8d2..51542ae679 100644
--- a/Documentation/snippets/table-of-contents.ly
+++ b/Documentation/snippets/table-of-contents.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.15.17"
+\version "2.16.0"
 
 \header {
   lsrtags = "paper-and-layout"
diff --git a/Documentation/snippets/text-headword.ly b/Documentation/snippets/text-headword.ly
index 011e59d17c..0bcd3763ef 100644
--- a/Documentation/snippets/text-headword.ly
+++ b/Documentation/snippets/text-headword.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.17.11"
+\version "2.17.28"
 
 \header {
   lsrtags = "headword"
@@ -96,7 +96,7 @@ Text headword
     c''32
     df''32
     ef''32
-    \acciaccatura { df''[ ef'' ] }
+    \acciaccatura { df'' ef''  }
     f''8
     ef''16
     df''16
diff --git a/Documentation/snippets/tweaking-grace-layout-within-music.ly b/Documentation/snippets/tweaking-grace-layout-within-music.ly
index 230fb63fb6..b038e101b1 100644
--- a/Documentation/snippets/tweaking-grace-layout-within-music.ly
+++ b/Documentation/snippets/tweaking-grace-layout-within-music.ly
@@ -4,7 +4,7 @@
 %% and then run scripts/auxiliar/makelsr.py
 %%
 %% This file is in the public domain.
-\version "2.15.18"
+\version "2.17.28"
 
 \header {
   lsrtags = "rhythms, tweaks-and-overrides"
@@ -27,8 +27,8 @@ up, and changes the default note heads to crosses.
     $(add-grace-property 'Voice 'NoteHead 'style 'cross)
     \new Voice {
        \acciaccatura { f16 } g4
-       \grace { d16[ e] } f4
-       \appoggiatura { f,32[ g a] } e2
+       \grace { d16 e } f4
+       \appoggiatura { f,32 g a } e2
     }
   }
 }
diff --git a/input/regression/beam-beamlet-grace.ly b/input/regression/beam-beamlet-grace.ly
index 73de47896c..75de18e031 100644
--- a/input/regression/beam-beamlet-grace.ly
+++ b/input/regression/beam-beamlet-grace.ly
@@ -3,12 +3,12 @@
   texidoc = "Beamlets in grace notes remain readable."
 }
 
-\version "2.16.0"
+\version "2.17.28"
 \layout {
   ragged-right = ##t
 }
 
 \relative c'
 \context Staff {
-  f1 \grace { a'8[ f16] } g1
+  f1 \grace { a'8 f16 } g1
 }
diff --git a/input/regression/beam-collision-grace.ly b/input/regression/beam-collision-grace.ly
index 441ed49865..cdc747be20 100644
--- a/input/regression/beam-collision-grace.ly
+++ b/input/regression/beam-collision-grace.ly
@@ -1,6 +1,6 @@
 
 
-\version "2.16.0"
+\version "2.17.28"
 
 \header { texidoc = "
 The beaming algorithm handles collisions between beams and
@@ -8,7 +8,7 @@ grace notes too.
 " }
 
 \relative c' {
- e'8[ f  e \grace { f,16[ a] } e'8]
+ e'8[ f  e \grace { f,16 a } e'8]
 }
 
 \relative c'{
diff --git a/input/regression/grace-bar-line.ly b/input/regression/grace-bar-line.ly
index dbd2c32082..badaa1ae74 100644
--- a/input/regression/grace-bar-line.ly
+++ b/input/regression/grace-bar-line.ly
@@ -1,5 +1,5 @@
 
-\version "2.16.0"
+\version "2.17.28"
 \header {
   texidoc = "Bar line should come before the grace note."
 }
@@ -11,7 +11,7 @@
 
 
 \relative c' \context Staff  { 
-  f1 \grace {  a'16[ f]  } g1 }
+  f1 \grace {  a'16 f  } g1 }
 
 
 
diff --git a/input/regression/grace-beam.ly b/input/regression/grace-beam.ly
index 0aa75547f8..8566a522ea 100644
--- a/input/regression/grace-beam.ly
+++ b/input/regression/grace-beam.ly
@@ -9,10 +9,10 @@ Unbeamed grace notes are not put into normal beams.
 \layout { ragged-right= ##t }
 
 
-\version "2.16.0"
+\version "2.17.28"
 \relative c'' {
   c4  d8[
-    \grace {  e32[  d c d] } e8]
+    \grace {  e32  d c d } e8]
   e[  e
       \grace { f16 } e8 e]
 }
diff --git a/input/regression/grace-end.ly b/input/regression/grace-end.ly
index 9f9551e656..bacb821e1f 100644
--- a/input/regression/grace-end.ly
+++ b/input/regression/grace-end.ly
@@ -1,4 +1,4 @@
-\version "2.16.0"
+\version "2.17.28"
 
 #(ly:set-option 'warning-as-error #f)
 
@@ -8,5 +8,5 @@
 }
 
 \context Voice \relative c' {
-  c4 \grace { d16[ d16] }
+  c4 \grace { d16 d16 }
 }
diff --git a/input/regression/grace-start.ly b/input/regression/grace-start.ly
index 5e295964cb..419ee40de8 100644
--- a/input/regression/grace-start.ly
+++ b/input/regression/grace-start.ly
@@ -1,5 +1,5 @@
 
-\version "2.16.0"
+\version "2.17.28"
 \header {
   texidoc = "Pieces may begin with grace notes."
 }
@@ -7,9 +7,9 @@
 \layout { ragged-right = ##t}
 
 \relative c' \context Staff  { 
-  \grace {  a'16[ f]  } g1
+  \grace {  a'16 f  } g1
   \bar "||"  % test if | and || are synced.
-  \grace {  a16[ bes]  }  c1
+  \grace {  a16 bes  }  c1
   \bar "||"  % test if | and || are synced. 
 }
 
diff --git a/input/regression/grace-stem-length.ly b/input/regression/grace-stem-length.ly
index 49b488b6d9..6bae7e187c 100644
--- a/input/regression/grace-stem-length.ly
+++ b/input/regression/grace-stem-length.ly
@@ -3,7 +3,7 @@
 normal notes, if possible. They should never be longer, even if that
 would lead to beam quanting problems."
 }
-\version "2.17.6"
+\version "2.17.28"
 
 \layout {
     ragged-right = ##t
@@ -14,9 +14,9 @@ would lead to beam quanting problems."
     << {  d8.\noBeam d16 } \\ >>   \grace { d16 } c8.[ b16]
     << {  c16[ b] } \\ >>
     
-    \grace { c16[ b] } d4
+    \grace { c16 b } d4
 %    \override Beam.inspect-quants =#'(2.8 . 2.5)
-%    \grace { c16[ b] } d4
+%    \grace { c16 b } d4
 
 	    }
 
diff --git a/input/regression/grace-volta-repeat.ly b/input/regression/grace-volta-repeat.ly
index b347600cb3..b19a9a7c5f 100644
--- a/input/regression/grace-volta-repeat.ly
+++ b/input/regression/grace-volta-repeat.ly
@@ -1,4 +1,4 @@
-\version "2.16.0"
+\version "2.17.28"
 
 \header {
 
@@ -13,8 +13,8 @@
 
 \relative c''{\key a \minor \time 2/4
 	      \repeat "volta" 2 {
-		\grace {  a16[ b] }  c4 c4  |
-		\grace {  d16[ b] } c4 c4 |
+		\grace {  a16 b }  c4 c4  |
+		\grace {  d16 b } c4 c4 |
 		
 	      }
 	    }
diff --git a/input/regression/grace.ly b/input/regression/grace.ly
index 7cea105e64..f86551e089 100644
--- a/input/regression/grace.ly
+++ b/input/regression/grace.ly
@@ -1,5 +1,5 @@
 
-\version "2.17.11"
+\version "2.17.28"
 
 \header{
 
@@ -16,10 +16,10 @@ Main note scripts do not end up on the grace note.
 
 \new Voice \relative c'' {
   \grace b8 c4\fermata
-  \grace {  c32[ cis32] } gis4
-  \grace {  cis32[ dis32] } e4
-  \grace {  c32[ d] }\tuplet 3/2 {  c8[ c c] }
-  \grace {  b32[ ( c32] }   c4)
+  \grace {  c32 cis32 } gis4
+  \grace {  cis32 dis32 } e4
+  \grace {  c32 d }\tuplet 3/2 {  c8[ c c] }
+  \grace {  b32 ( c32 }   c4)
   \grace  <c d>16  c8[ c8]
 				%	\grace  c16  c8[ c8]
   %% broken?
diff --git a/input/regression/lyric-combine.ly b/input/regression/lyric-combine.ly
index cedcb39d2d..384ef99f10 100644
--- a/input/regression/lyric-combine.ly
+++ b/input/regression/lyric-combine.ly
@@ -1,5 +1,5 @@
 
-\version "2.17.11"
+\version "2.17.28"
 
 \header{
 
@@ -19,7 +19,7 @@ lyrics ignore any other rhythms in the piece."
 
 m = \relative c'' {
     \autoBeamOff
-    g8( a)  r8 \tuplet 3/2 { g'8( f e) } r8 \grace {  d16[ c b] } e4
+    g8( a)  r8 \tuplet 3/2 { g'8( f e) } r8 \grace {  d16 c b } e4
     \textLengthOff
     d8.^"melisma" 	\melisma c16
     \melismaEnd
diff --git a/input/regression/lyric-extender-includegraces.ly b/input/regression/lyric-extender-includegraces.ly
index cb34df9dcb..1100f625e9 100644
--- a/input/regression/lyric-extender-includegraces.ly
+++ b/input/regression/lyric-extender-includegraces.ly
@@ -1,4 +1,4 @@
-\version "2.16.0"
+\version "2.17.28"
 
 \header {
   texidoc="
@@ -8,7 +8,7 @@ expected also for syllables starting under grace notes.
 }
 
 \relative c' {
-  c2 \grace { c16([ d e f] } g2)
+  c2 \grace { c16( d e f } g2)
   f1
 }
 \addlyrics {
diff --git a/input/regression/lyrics-includegraces.ly b/input/regression/lyrics-includegraces.ly
index ab2491d4ca..ec3dfe2fc3 100644
--- a/input/regression/lyrics-includegraces.ly
+++ b/input/regression/lyrics-includegraces.ly
@@ -1,4 +1,4 @@
-\version "2.16.0"
+\version "2.17.28"
 
 \header {
   texidoc="
@@ -9,7 +9,7 @@ assigned to grace notes.
 
 \relative c' {
   f4 \appoggiatura a32 b4
-  \grace { f16[ a16] } b2
+  \grace { f16 a16 } b2
   \afterGrace b2 { f16[ a16] }
   \appoggiatura a32 b4
   \acciaccatura a8 b4
diff --git a/input/regression/slur-broken-trend.ly b/input/regression/slur-broken-trend.ly
index aa1813e05c..81f31fc078 100644
--- a/input/regression/slur-broken-trend.ly
+++ b/input/regression/slur-broken-trend.ly
@@ -1,5 +1,5 @@
 
-\version "2.16.0"
+\version "2.17.28"
 
 \header{
 texidoc="
@@ -24,7 +24,7 @@ in unbroken state.
     \time 4/4
     << d1_(\trill
        { s2 \grace {
-	   c16[ d] 
+	   c16 d 
        } }
      >>
     \break 
diff --git a/input/regression/slur-scoring.ly b/input/regression/slur-scoring.ly
index ad20304984..4c2f6ae7f1 100644
--- a/input/regression/slur-scoring.ly
+++ b/input/regression/slur-scoring.ly
@@ -12,7 +12,7 @@
 
 }
 
-\version "2.17.6"
+\version "2.17.28"
 \layout {
     ragged-right = ##t
 %    #(define debug-slur-scoring #t)
@@ -47,7 +47,7 @@
     | b='2( a4) s4
     | b='4.( c8) s2
     | << c=''1_(
-       { s2 \grace { b16[ c] } } >>
+       { s2 \grace { b16 c } } >>
     \break
     b4)
     e=''4.( c8) s4
diff --git a/input/regression/spacing-grace.ly b/input/regression/spacing-grace.ly
index 58548a92a4..3d64bb03e8 100644
--- a/input/regression/spacing-grace.ly
+++ b/input/regression/spacing-grace.ly
@@ -5,7 +5,7 @@
   run are spaced accordingly. "
 }
 
-\version "2.17.6"
+\version "2.17.28"
 
 \paper {  ragged-right = ##t }
 
@@ -16,9 +16,9 @@
   c
   \grace { c16  }
   d
-  \grace { c16[ d e f] }
+  \grace { c16 d e f }
   c
-  \grace { c8[ c16 d c8]  }
+  \grace { c8 c16 d c8  }
   c
   \override Score.GraceSpacing.spacing-increment = #2.0
 
diff --git a/input/regression/spacing-non-adjacent-columns3.ly b/input/regression/spacing-non-adjacent-columns3.ly
index ae928cf683..67389f996f 100644
--- a/input/regression/spacing-non-adjacent-columns3.ly
+++ b/input/regression/spacing-non-adjacent-columns3.ly
@@ -1,4 +1,4 @@
-\version "2.17.3"
+\version "2.17.28"
 \header {
   texidoc = "The spacing engine avoids collisions between non-adjacent columns."
 }
@@ -15,7 +15,7 @@
     \grace { <d-1-2-3>8[ f a] }
     <fis''-1-2-3-4-5>4 r4
     \set fingeringOrientations = #'(right)
-    <g'-1-2-3-4-5>4 \grace { d''8[ e'' d'']}
+    <g'-1-2-3-4-5>4 \grace { d''8 e'' d''}
     g'4
   }
 >>
diff --git a/input/regression/spacing-strict-notespacing.ly b/input/regression/spacing-strict-notespacing.ly
index cfe63c8bc8..6e17724c1f 100644
--- a/input/regression/spacing-strict-notespacing.ly
+++ b/input/regression/spacing-strict-notespacing.ly
@@ -9,7 +9,7 @@ time.  This may cause collisions.  "
 }
 
 
-\version "2.17.11"
+\version "2.17.28"
 
 \paper {
   ragged-right = ##t
@@ -27,7 +27,7 @@ time.  This may cause collisions.  "
   \set Score.proportionalNotationDuration = #(ly:make-moment 1/16)
   \new Staff {
     c8[ c \clef alto c c \grace { d16 }  c8 c]  c4 c2
-    \grace { c16[ c16] }
+    \grace { c16 c16 }
     c2 }
   \new Staff {
     c2  \tuplet 3/2 { c8 \clef bass cis,, c } 
diff --git a/input/regression/trill-spanner-grace.ly b/input/regression/trill-spanner-grace.ly
index 7e57cdc431..6cb82618f8 100644
--- a/input/regression/trill-spanner-grace.ly
+++ b/input/regression/trill-spanner-grace.ly
@@ -2,11 +2,11 @@
     texidoc = "Trill spanner can end on a grace note"
 }
 
-\version "2.17.15"
+\version "2.17.28"
 \layout {
     ragged-right = ##T
 }
 \relative c' \new Voice {
     << { c1 \startTrillSpan }
-       { s2. \grace { d16[\stopTrillSpan e] } } >>
+       { s2. \grace { d16\stopTrillSpan e } } >>
     c4 }