5 In InnerStaffGroup and InnerChoirStaff, the brackets should be shiftet leftwards.
11 \context StaffGroup = ga <
12 \context Staff = sb {c' d' e' f'}
13 \context InnerStaffGroup = isga <
14 \context Staff = sd {c' d' e' f'}
15 \context GrandStaff=gs <
16 \context Staff = sgsa {c' d' e' f'}
17 \context Staff = sgsb {c' d' e' f'}
19 \context Staff = sc {c' d' e' f'}
21 \context ChoirStaff = csa <
22 \context Staff = sd {c' d' e' f'}
23 \context InnerStaffGroup=gc <
24 \context Staff = sq {c' d' e' f'}
26 \context Staff = se {c' d' e' f'}
29 \context ChoirStaff = csb <
30 \context Staff = sg {c' d' e' f'}
31 \context InnerStaffGroup = isgb <
32 \context Staff = sh {c' d' e' f'}
33 \context Staff = si {c' d' e' f'}
35 \context Staff = sj {c' d' e' f'}
40 \paper { raggedright = ##t}