Compose a 4-bar ROCK piece:
PS T4Q4 GMROCK KMD BM90 CMGQDmaj7 BL4 IL33Q24Q0Q11Q8Q24Q4
PS T4Q4 GMROCK KMD BM90 CMGQDmaj7 BL4 IL33Q24Q0Q11Q8Q24Q4 TS INST33 DN0 BS NO43 TD4X083 NOF43 TD1X917 NO43 TD7X979 NOF43 TD0X021 NO31 TD2X0 NOF31 BE BS NO43 NO31 TD0X208 NOF31 TD4X729 NOF43 TD1X062 NO43 TD6X0 NO38 TD0X062 NOF43 TD2X479 NOF38 BE BS NO38 TD16X0 NOF38 BE BS NO38 TD15X583 NOF38 BE TE TS INST24 DN0 BS BE TE TS INST0 DN0 BS BE TE TS INST11 DN4 BS NO62 NO59 NO66 TD0X5 NOF62 NOF59 NOF66 TD0X5 NO66 NO62 NO59 TD0X5 NOF66 NOF62 NOF59 TD0X5 NO62 NO66 NO59 TD0X417 NOF62 NOF66 NOF59 TD0X583 NO66 NO62 NO59 TD0X417 NOF66 NOF62 NOF59 TD0X583 NO59 NO62 NO66 TD0X458 NOF59 NOF62 NOF66 TD1X542 NO62 NO59 NO66 TD0X438 NOF62 NOF59 NOF66 TD0X562 NO62 NO59 NO66 TD0X417 NOF62 NOF59 NOF66 TD0X583 NO62 NO59 NO66 TD0X417 NOF62 NOF59 NOF66 TD0X583 NO62 NO59 NO66 TD0X396 NOF62 NOF59 NOF66 TD0X604 NO62 NO59 NO66 TD0X5 NOF62 NOF59 NOF66 BE BS NO59 NO62 NO66 TD0X5 NOF59 NOF62 NOF66 TD0X5 NO62 NO59 NO66 TD0X396 NOF62 NOF59 NOF66 TD0X604 NO59 NO62 NO66 TD0X417 NOF59 NOF62 NOF66 TD0X583 NO62 NO59 NO66 TD0X375 NOF62 NOF59 NOF66 TD0X625 NO62 NO59 NO66 TD0X479 NOF62 NOF59 NOF66 TD1X521 NO62 NO59 NO66 TD0X333 NOF62 NOF59 NOF66 TD0X667 NO62 NO66 NO59 TD0X396 NOF62 NOF66 NOF59 TD0X604 NO59 NO62 NO66 TD0X417 NOF59 NOF62 NOF66 TD0X583 NO59 NO62 NO66 TD0X438 NOF59 NOF62 NOF66 TD0X562 NO62 NO59 NO66 TD0X458 NOF62 NOF59 NOF66 BE BS NO61 NO57 NO64 TD16X0 NOF61 NOF57 NOF64 BE BS NO61 NO57 NO64 TD13X979 NOF61 NOF57 NOF64 BE TE TS INST8 DN0 BS BE BS BE BS BE TE TS INST24 DN4 BS NO59 NO62 NO55 NO59 NO62 NO50 NO43 NO47 NO50 TD3X229 NOF55 NOF59 NOF62 TD0X229 NOF59 NOF62 NOF47 NOF50 TD0X229 NOF50 NOF43 TD0X312 NO61 NO64 NO55 NO64 NO62 NO59 NO49 NO52 TD1X542 NOF61 NOF64 NOF49 NOF52 TD0X458 NO62 NO66 NO50 NO54 TD1X0 NO50 NO43 TD0X104 NOF55 NOF64 NOF62 NOF59 TD0X25 NOF50 TD0X312 NOF43 TD0X333 NO64 NO62 NO55 NO59 TD0X458 NOF64 NOF62 NOF55 NOF59 TD1X542 NO62 NO59 NO55 TD0X521 NOF62 NOF59 NOF55 TD1X458 NOF62 NOF50 TD0X021 NO50 NO43 TD0X542 NOF50 NOF43 TD1X458 NO55 NO59 NO62 TD2X0 NOF66 NOF54 NOF55 NOF59 NOF62 BE BS NO66 NO43 NO50 NO55 NO59 NO62 NO54 TD3X417 NOF55 NOF59 NOF62 TD0X583 NO59 NO55 NO62 TD0X417 NOF43 NOF50 TD2X583 NO50 NO43 TD0X229 NOF59 NOF55 NOF62 TD0X333 NOF50 NOF43 TD0X438 NO64 NO62 NO59 NO55 TD0X5 NOF64 NOF62 NOF59 TD0X104 NOF55 TD1X396 NO59 NO62 NO64 NO55 TD1X0 NOF59 NOF62 NOF64 NOF55 TD1X0 NO50 NO43 TD0X667 NOF50 NOF43 TD1X333 NO59 NO62 NO55 TD0X625 NOF59 NOF62 NOF55 TD1X375 NOF66 NOF54 BE BS NO54 NO50 NO61 NO57 NO64 NO66 NO50 NO57 NO54 NO61 NO42 NO38 NO49 NO45 NO52 NO54 TD16X0 NOF54 NOF50 NOF61 NOF57 NOF64 NOF66 NOF50 NOF57 NOF54 NOF61 NOF42 NOF38 NOF49 NOF45 NOF52 NOF54 BE BS NO50 NO57 NO54 NO61 NO66 NO54 TD12X583 NOF50 NOF57 TD0X188 NOF66 NOF54 NO54 NO50 NO61 NO57 NO64 NO42 NO38 NO49 NO45 NO52 TD0X083 NOF54 NOF61 TD3X146 NOF54 NOF50 NOF61 NOF57 NOF64 NOF42 NOF38 NOF49 NOF45 NOF52 BE TE TS INST4 DN0 BS BE BS BE BS NO57 NO38 NO54 NO50 NO61 TD16X0 NOF57 NOF38 NOF54 NOF50 NOF61 BE BS NO57 NO38 NO54 NO50 NO61 TD16X0 NOF57 NOF38 NOF54 NOF50 NOF61 BE TE PE