-at different pitches, the following music function may prove useful.
-It takes a note, of which only the pitch is used. The supporting
-Scheme functions were borrowed from the \"Tips and tricks\" document in
-the manual for version 2.10. This example creates the rhythm used
-throughout Mars, from Gustav Holst's The Planets.
+at different pitches, the following music function may prove useful.
+It takes a note, of which only the pitch is used. This example
+creates the rhythm used throughout Mars, from Gustav Holst's The
+Planets.