Compose a 4-bar ROCK piece:
PS T4Q4 GMROCK KMG BM145 CMGQCQAQGQAm7b5 BL4 IL29Q73Q53Q81Q24Q0Q34Q0Q53
PS T4Q4 GMROCK KMG BM145 CMGQCQAQGQAm7b5 BL4 IL29Q73Q53Q81Q24Q0Q34Q0Q53 TS INST29 DN1 BS NO55 NO62 TD16X0 NOF55 NOF62 BE BS NO55 NO62 TD8X0 NOF55 NOF62 BE BS TD12X0 NO81 NO76 NO69 TD4X0 NOF81 NOF76 NOF69 BE BS TD12X0 NO79 NO74 NO67 TD4X0 NOF79 NOF74 NOF67 BE TE TS INST73 DN0 BS BE BS BE BS NO81 TD16X0 NOF81 BE BS NO79 TD16X0 NOF79 BE TE TS INST53 DN0 BS BE TE TS INST81 DN1 BS NO67 TD16X0 NOF67 BE BS NO67 TD8X0 NOF67 TD5X0 NO64 TD1X0 NOF64 NO64 TD1X0 NOF64 NO62 TD1X0 NOF62 BE BS NO64 TD2X0 NOF64 NO69 TD1X0 NOF69 NO69 TD2X0 NOF69 TD8X0 NO64 TD1X0 NOF64 NO64 TD1X0 NOF64 NO62 TD1X0 NOF62 BE BS NO64 TD2X0 NOF64 NO67 TD1X0 NOF67 NO67 TD2X0 NOF67 TD9X0 NO62 TD1X0 NOF62 NO60 TD1X0 NOF60 BE TE TS INST24 DN0 BS BE TE TS INST0 DN0 BS BE BS BE BS BE BS BE TE TS INST34 DN1 BS NO31 TD8X0 NOF31 NO31 TD2X0 NOF31 NO31 TD4X0 NOF31 NO31 TD2X0 NOF31 BE BS NO31 TD14X0 NOF31 NO31 TD1X0 NOF31 NO28 TD0X312 NOF28 BE BS NO33 TD6X0 NOF33 NO33 TD2X0 NOF33 NO33 TD8X0 NOF33 BE BS NO33 TD6X0 NOF33 NO33 TD2X0 NOF33 NO33 TD6X0 NOF33 NO33 TD2X0 NOF33 BE TE TS INST0 DN3 BS NO67 NO64 TD4X0 NOF67 NOF64 NO67 NO64 TD4X0 NOF67 NOF64 NO60 NO64 TD2X0 NOF60 NOF64 NO62 NO66 TD2X0 NOF62 NOF66 TD2X0 NO64 NO67 TD2X0 NOF64 NOF67 BE BS NO64 NO67 TD4X0 NOF64 NOF67 NO64 NO67 TD4X0 NOF64 NOF67 NO67 NO64 TD4X0 NOF67 NOF64 NO67 NO64 TD4X0 NOF67 NOF64 BE BS NO69 NO64 TD4X0 NOF69 NOF64 NO69 NO64 TD4X0 NOF69 NOF64 NO64 NO69 TD4X0 NOF64 NOF69 NO69 NO64 TD4X0 NOF69 NOF64 BE BS NO67 NO62 TD4X0 NOF67 NOF62 NO67 NO62 TD4X0 NOF67 NOF62 NO67 NO62 TD4X0 NOF67 NOF62 NO67 NO62 TD4X0 NOF67 NOF62 BE TE TS INST53 DN0 BS BE TE PE