--- /dev/null
+\version "2.14.0"
+
+\header {
+ lsrtags = "rhythms"
+ texidoc = "
+To typeset beams grouped @code{3-4-3-2} one need only change the
+beat structure:
+"
+ doctitle = "Reverting default beam endings"
+}
+
+\relative c'' {
+ \time 12/8
+
+ % Default beaming
+ a8 a a a a a a a a a a a
+
+ % Set new values for beam endings
+ \set Score.beatStructure = #'(3 4 3 2)
+ a8 a a a a a a a a a a a
+}