YamlReference-0.9.3: tests/l+block-sequence.n=2.invalid.output
# B: 0, C: 0, L: 1, c: 0 Q # B: 0, C: 0, L: 1, c: 0 - # B: 2, C: 2, L: 1, c: 2 q # B: 2, C: 2, L: 1, c: 2 !Unexpected '-'
# B: 0, C: 0, L: 1, c: 0 Q # B: 0, C: 0, L: 1, c: 0 - # B: 2, C: 2, L: 1, c: 2 q # B: 2, C: 2, L: 1, c: 2 !Unexpected '-'