7 oboiStaff = \context Staff = oboi <
8 \property Staff.midiInstrument = #"oboe"
9 \property Staff.instrument = #"Oboi"
10 \property Staff.instr = #"Ob."
12 \context Voice=one \partcombine Voice
13 \context Thread=one \oboeI
14 \context Thread=two \oboeII