% included from ./out-www/voice-4.header
\header {
-texidoc="midi2ly maps four voices nicely on once staff as \voiceOne, \voiceTwo, \voiceThree, \voiceFour"
+texidoc="midi2ly maps four voices nicely on one staff as \voiceOne, \voiceTwo, \voiceThree, \voiceFour"
options=""
}
% end
\score {
<<
- \set Score.midiChannelMapping = #'voice
\context Staff=trackB \trackA
\context Staff=trackB \trackB
>>