Compose a 4-bar ROCK piece:
PS T4Q4 GMROCK KMF BM145 CMFQBbmQFQBbmQF BL4 IL11Q32Q26Q9Q48
PS T4Q4 GMROCK KMF BM145 CMFQBbmQFQBbmQF BL4 IL11Q32Q26Q9Q48 TS INST11 DN1 BS NO81 TD4X0 NOF81 NO77 TD4X0 NOF77 BE BS NO81 TD4X0 NOF81 NO77 TD4X0 NOF77 NO81 TD4X0 NOF81 NO77 TD4X0 NOF77 BE BS NO81 TD4X0 NOF81 NO77 TD4X0 NOF77 BE BS NO72 NO77 TD16X0 NOF72 NOF77 BE TE TS INST32 DN0 BS TD8X0 NO46 TD8X0 NOF46 BE BS BE BS TD8X0 NO46 TD8X0 NOF46 BE BS NO41 TD16X0 NOF41 BE TE TS INST26 DN3 BS NO81 TD0X1 NO81 TD1X9 NO72 TD2X0 NOF81 NO77 TD2X0 NOF72 NO72 TD2X0 NOF77 NO70 NO34 TD0X1 NOF81 TD1X9 NOF70 NO73 TD2X0 NOF73 NO77 TD2X0 NOF77 NO79 TD2X0 NOF72 NOF34 NOF79 BE BS NO81 TD0X1 NO81 TD1X9 NO72 TD2X0 NOF81 NO77 TD2X0 NOF72 NO72 TD2X0 NOF77 NO81 TD0X1 NOF81 NO81 TD1X9 NOF72 NO72 TD2X0 NOF81 NO77 TD2X0 NOF72 NO72 TD2X0 NOF81 NOF77 NOF72 BE BS NO81 NO81 NO72 TD0X1 NOF81 NO81 TD1X9 NOF72 NO72 TD2X0 NOF81 NO77 TD2X0 NOF72 NO72 TD2X0 NOF77 NO70 NO34 TD0X1 NOF81 TD1X9 NOF70 NO73 TD2X0 NOF73 NO77 TD2X0 NOF77 NO79 TD2X0 NOF72 NOF34 NOF79 BE BS NO77 NO69 NO65 NO65 NO72 NO65 NO53 NO57 NO60 NO29 TD0X1 NO77 TD13X833 NOF77 NOF69 NOF65 NOF65 NOF72 NOF65 NOF53 NOF57 NOF60 TD0X1 NOF77 TD1X967 NOF29 BE TE TS INST9 DN1 BS TD6X0 NO84 TD2X0 NOF84 NO85 TD2X0 NOF85 NO84 TD2X0 NOF84 NO82 TD2X0 NOF82 NO85 TD2X0 NOF85 BE BS NO84 TD2X0 NOF84 NO81 TD2X0 NOF81 NO77 TD2X0 NOF77 NO72 TD2X0 NOF72 BE BS TD6X0 NO72 TD2X0 NOF72 NO73 TD2X0 NOF73 NO72 TD2X0 NOF72 NO70 TD2X0 NOF70 NO73 TD2X0 NOF73 BE BS NO72 TD16X0 NOF72 BE TE TS INST48 DN2 BS TD6X0 NO84 TD2X0 NOF84 NO85 TD2X0 NOF85 NO84 TD2X0 NOF84 NO82 TD2X0 NOF82 NO85 TD2X0 NOF85 BE BS NO84 NO65 TD0X067 NO72 TD1X933 NO81 TD2X0 NOF84 NOF81 NO77 TD2X0 NOF77 NO72 TD10X0 NOF65 NOF72 NOF72 BE BS NO60 NO72 NO65 NO72 TD0X067 NOF72 TD5X933 NO84 TD2X0 NOF60 NOF65 NOF84 NO58 NO85 TD2X0 NOF58 NOF85 NO84 NO60 TD2X0 NOF84 NOF60 NO61 NO82 TD2X0 NOF61 NOF82 NO64 NO85 TD2X0 NOF72 NOF64 NOF85 BE BS NO65 NO84 TD16X0 NOF65 NOF84 BE TE PE