-endb = \notes {\stemUp \tieUp r16 c,8.~c,4~c,2 r16 h,,8.~h,,4~h,,2 c,1 \bar "|."}
-endc = \notes {\stemDown \tieDown c,,2~c,, c,,~c,, c,,1_\fermata }
+endb = {\stemUp \tieUp r16 c,8.~c,4~c,2 r16 h,,8.~h,,4~h,,2 c,1 \bar "|."}
+endc = {\stemDown \tieDown c,,2~c,, c,,~c,, c,,1_\fermata }
+
+
+prelude =
+#(define-music-function (parser location patterns) (ly:music?)
+ (transform patterns))
+