5 Markings that are attached to (invisible) barlines are
6 delicate: they are attached to the rest of the score without the score
7 knowing it. Consequently, they fall over often.
11 \paper { raggedright = ##t }
13 onestaff = \new Staff\notes\relative c'' {
14 \set Staff.instr = instr
15 \set Staff.instrument = instrument \mark "B"
16 c1 \mark "A" \break c2 c2 \break
19 grstaff = \notes \relative c'' \context GrandStaff <<
22 \set Staff.instr = instr
24 \mark "B" \break c1 \mark "A" c2 }