ABC      X C1:Code 1          C2:Code 2          M:Meter K:Key          H:Headers T:Title
---      - C1:------          C2:------          M:----- K:---          H:------- T:-----
ABC      7 C1:                C2:                M:none  K:C            H:LQ     T:07. f
ABC      7 C1:1111223         C2:uuuduuu         M:4/4   K:F#           H:L      T:07. F# Major