Add a 4-bar ROCK GUNSHOT track in the following composition:
PS T4Q4 GMROCK KMA BM150 CMAmQF#m7b5QEmQF#m7b5 BL4 IL0Q53Q32Q0Q53Q42Q25 TS INST32 DN2 BS NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 BE BS NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 BE BS NO28 TD4X0 NOF28 NO28 TD4X0 NOF28 NO28 TD4X0 NOF28 NO30 TD4X0 NOF30 BE BS NO31 TD4X0 NOF31 NO33 TD4X0 NOF33 NO35 TD4X0 NOF35 NO28 TD4X0 NOF28 BE TE TS INST42 DN1 BS TD3X4 NO60 TD7X683 NOF60 TD0X117 NO62 TD4X8 NOF62 BE BS NO62 TD3X333 NO60 TD0X283 NOF62 TD7X85 NO59 TD0X233 NOF60 TD4X3 NOF59 BE BS NO59 TD3X717 NO55 TD0X233 NOF59 TD9X0 NOF55 TD0X117 NO52 TD2X3 NO64 TD0X483 NOF52 TD0X15 NOF64 BE BS NO64 TD1X183 NO62 TD0X65 NOF64 TD1X9 NO60 TD0X85 NOF62 TD3X117 NO59 TD0X45 NOF60 TD3X833 NO57 TD0X233 NOF59 TD3X783 NOF57 BE TE TS INST53 DN0 BS BE TE TS INST25 DN3 BS NO64 NO60 NO57 NO52 NO45 TD4X0 NOF64 NOF60 NOF57 NOF52 NOF45 NO64 NO60 NO57 NO52 NO45 TD4X0 NOF64 NOF60 NOF57 NOF52 NOF45 NO64 NO60 NO57 NO52 NO45 TD4X0 NOF64 NOF60 NOF57 NOF52 NOF45 NO52 NO45 NO40 TD4X0 NOF52 NOF45 NOF40 BE BS NO60 NO57 NO52 NO45 NO42 TD4X0 NOF60 NOF57 NOF52 NOF45 NOF42 NO60 NO57 NO52 NO45 NO42 TD4X0 NOF60 NOF57 NOF52 NOF45 NOF42 NO60 NO57 NO52 NO45 NO42 TD4X0 NOF60 NOF57 NOF52 NOF45 NOF42 NO45 NO42 TD4X0 NOF45 NOF42 BE BS NO52 NO47 NO40 TD4X0 NOF52 NOF47 NOF40 NO52 NO47 NO40 TD4X0 NOF52 NOF47 NOF40 NO47 NO40 TD4X0 NOF47 NOF40 NO45 NO42 TD4X0 NOF45 NOF42 BE BS NO45 NO43 TD4X0 NOF45 NOF43 NO45 TD4X0 NOF45 NO47 TD4X0 NOF47 NO45 NO40 TD4X0 NOF45 NOF40 BE TE PE
TS INST0 DN2 BS NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 NO33 TD4X0 NOF33 BE BS NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 NO30 TD4X0 NOF30 BE BS NO28 TD4X0 NOF28 NO28 TD4X0 NOF28 NO28 TD4X0 NOF28 NO30 TD4X0 NOF30 BE BS NO31 TD4X0 NOF31 NO33 TD4X0 NOF33 NO35 TD4X0 NOF35 NO28 TD4X0 NOF28 BE TE