input/test/part-combine.ly

   1 \score{
   2         \context Staff = first <
   3                 \context Voice=first { \skip 1; }
   4                 \context Voice=second { \skip 1; }
   5
   6                 \context Voice=first \partcombine Voice
   7                         \context Thread=first \notes\relative c''
   8                                 {
   9                                         c4 d e f
  10                                         b,4 d c d
  11                                         r2 e4 f
  12                                         c4 d e f
  13                                 }
  14                         \context Thread=second \notes\relative c''
  15                                 {
  16                                         a b c d
  17                                         r2 c4 d
  18                                         a c c d
  19                                         a4. b8 c4 d
  20                                 }
  21                 >
  22 }