1
2\version "2.19.21"
3
4\header {
5  texidoc = "Note heads are flipped on the stem to prevent collisions.
6It also works for whole heads that have invisible stems.
7"
8
9}
10
11\layout { ragged-right= ##t }
12
13\relative
14\context Voice {
15  <g' a c>4
16  <c d g a>
17  <c d e >
18  <c c g>
19  <c d f g>1
20}
21
22