ABC      X C1:Code 1          C2:Code 2          M:Meter K:Key          H:Headers T:Title
---      - C1:------          C2:------          M:----- K:---          H:------- T:-----
ABC      9 C1:000500047001230 C2:ddudduuuuuddddu M:C     K:Eb           H:LQVw   T:9 Sancta mater, istud agas
ABC      9 C1:060001117777060 C2:duuuddddduududu M:4/4   K:G            H:"L     T:9. Sussex Bonny Breast Knot