7 \notes \context PianoStaff <
9 \context Staff = treble {
10 \property PianoStaff.instrument = "Piano "
11 \property Staff.instrument = "Right " { c''4 }}
12 \context Staff = bass { \property Staff.instrument = "Left " \clef bass; c4 }>
15 \translator { \StaffContext \consists "Staff_margin_engraver"; }
16 \translator { \PianoStaffContext \consists "Staff_margin_engraver"; }