+#(ly:set-option 'old-relative)
\header{
% what's the problem?
% well, that's elementary my dear watson
the a2 and c2 should be a chord in one voice. Using the commented
version, with a c2 instead of a2, the decrescendo reappears."
}
-\version "1.7.18"
+\version "1.9.0"
\score{
\context Staff <