\test "" ##[ R1.*2/3 #] % MultiMeasureRestMusicGroup, MultiMeasureRestEvent
\test "" ##[ \skip 2.*3/4 #] % SkipMusic
\test "" ##[ < c\1 e\3 >4.*3/4-. #] % EventChord, NoteEvent, StringNumberEvent, ArticulationEvent
\test "" ##[ R1.*2/3 #] % MultiMeasureRestMusicGroup, MultiMeasureRestEvent
\test "" ##[ \skip 2.*3/4 #] % SkipMusic
\test "" ##[ < c\1 e\3 >4.*3/4-. #] % EventChord, NoteEvent, StringNumberEvent, ArticulationEvent