Compose a 4-bar ROCK piece:
PS T4Q4 GMROCK KMF# BM100 CMAQF#QF#m7QF#7QDmaj7 BL4 IL32Q3Q68Q18Q30Q16Q61Q36
PS T4Q4 GMROCK KMF# BM100 CMAQF#QF#m7QF#7QDmaj7 BL4 IL32Q3Q68Q18Q30Q16Q61Q36 TS INST32 DN1 BS TD2X0 NO40 TD4X0 NOF40 NO40 TD2X0 NOF40 NO40 TD2X0 NOF40 NO40 TD4X0 NOF40 NO30 TD2X0 NOF30 BE BS NO30 TD16X0 NOF30 BE BS NO30 TD6X0 NOF30 TD8X0 NO38 TD2X0 NOF38 BE BS NO38 TD2X0 NOF38 NO38 TD4X0 NOF38 NO38 TD2X0 NOF38 NO38 TD2X0 NOF38 NO38 TD4X0 NOF38 NO40 TD2X0 NOF40 BE TE TS INST3 DN1 BS NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 BE BS BE BS TD14X0 NO74 TD2X0 NOF74 BE BS NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 NO73 TD2X0 NOF73 NO74 TD2X0 NOF74 BE TE TS INST68 DN2 BS TD4X0 NO69 TD2X0 NOF69 NO69 TD4X0 NOF69 NO68 TD2X0 NOF68 NO69 TD2X0 NOF69 NO68 TD2X0 NOF68 BE BS NO66 TD4X0 NOF66 NO69 NO68 NO63 TD2X0 NOF68 NOF63 NO69 NO64 TD2X0 NOF69 NOF64 NO64 NO59 TD2X0 NOF69 NOF64 NOF59 NO66 NO61 TD6X0 NOF66 NOF61 BE BS NO69 NO64 TD4X0 NOF69 NOF64 NO64 NO59 TD2X0 NOF64 NOF59 NO66 NO61 TD4X0 NOF66 NOF61 NO66 NO61 TD4X0 NOF66 NOF61 NO69 TD2X0 NOF69 BE BS NO69 TD4X0 NOF69 NO68 TD2X0 NOF68 NO66 TD4X0 NOF66 TD2X0 NO71 TD4X0 NOF71 BE TE TS INST18 DN2 BS TD14X0 NO78 NO66 NO70 NO73 TD2X0 NOF78 NOF66 NOF70 NOF73 BE BS NO78 NO66 NO70 NO73 TD16X0 NOF78 NOF66 NOF70 NOF73 BE BS NO78 NO66 NO70 NO73 TD14X0 NOF78 NOF66 NOF70 NOF73 NO74 NO66 NO78 NO61 NO69 TD2X0 NOF74 NOF66 NOF78 NOF61 NOF69 BE BS NO74 NO66 NO78 NO61 NO69 TD14X0 NOF74 NOF66 NOF78 NOF61 NOF69 NO64 NO71 NO80 NO76 NO68 TD2X0 NOF64 NOF71 NOF80 NOF76 NOF68 BE TE TS INST30 DN2 BS TD2X0 NO78 NO78 TD4X0 NOF78 NOF78 NO78 NO78 TD4X0 NOF78 NOF78 NO78 NO78 TD4X0 NOF78 NOF78 NO78 NO78 TD2X0 NOF78 NOF78 BE BS NO78 NO78 TD14X0 NOF78 NOF78 BE BS TD14X0 NO78 NO78 NO78 TD2X0 NOF78 NOF78 NOF78 BE BS NO78 NO78 NO78 TD4X0 NOF78 NOF78 NO78 NO78 TD2X0 NOF78 NOF78 NO78 NO78 TD4X0 NOF78 NOF78 NO78 NO78 TD4X0 NOF78 NOF78 NOF78 NO78 NO78 TD2X0 NOF78 NOF78 BE TE TS INST16 DN0 BS BE BS BE BS BE BS BE TE TS INST61 DN2 BS TD14X0 NO61 NO78 NO73 NO66 TD2X0 NOF61 NOF78 NOF73 NOF66 BE BS NO61 NO78 NO73 NO66 TD14X0 NOF61 NOF78 NOF73 NOF66 NO54 NO66 TD2X0 NOF54 NOF66 BE BS NO57 NO69 TD2X0 NOF57 NOF69 NO59 NO71 TD2X0 NOF59 NOF71 NO61 NO73 TD2X0 NOF61 NOF73 NO64 NO76 TD2X0 NOF64 NOF76 NO66 NO78 TD2X0 NOF66 NOF78 NO68 NO80 TD2X0 NOF68 NOF80 NO69 NO81 TD2X0 NOF69 NOF81 BE BS BE TE TS INST36 DN1 BS TD2X0 NO40 TD4X0 NOF40 NO40 TD2X0 NOF40 NO40 TD2X0 NOF40 NO40 TD4X0 NOF40 NO30 TD2X0 NOF30 BE BS NO30 TD16X0 NOF30 BE BS NO30 TD6X0 NOF30 TD8X0 NO38 TD2X0 NOF38 BE BS NO38 TD2X0 NOF38 NO38 TD4X0 NOF38 NO38 TD2X0 NOF38 NO38 TD2X0 NOF38 NO38 TD4X0 NOF38 NO40 TD2X0 NOF40 BE TE PE