ABC      X C1:Code 1          C2:Code 2          M:Meter K:Key          H:Headers T:Title
---      - C1:------          C2:------          M:----- K:---          H:------- T:-----
ABC      4 C1:730500120100546 C2:duduuuudddudddu M:3/4   K:Bb           H:LQZ    T:4.
ABC      4 C1:040606050000000 C2:uddduuuuudddudu M:2/4   K:Dmaj         H:CLOSZ  T:4
ABC      4 C1:777600760700000 C2:ddduddduddduddd M:2/4   K:Dmaj         H:CLOSZ  T:4
ABC  14765 C1:277406037771702 C2:uddududdduduudd M:C|    K:C            H:LQV    T:4
ABC     48 C1:000026207717171 C2:ududdududuudduu M:2/4   K:Fmaj         H:CLOSZ  T:4