Compose a 4-bar piece that follows the Fmaj7_C_F_C_F:
PIECE_START TIME_SIGNATURE=4_4 GENRE=OTHER KEY=C BPM=64 CP=Fmaj7_C_F_C_F BARLENGTH=4 INSTLIST=16_19_19
PIECE_START TIME_SIGNATURE=4_4 GENRE=OTHER KEY=C BPM=64 CP=Fmaj7_C_F_C_F BARLENGTH=4 INSTLIST=16_19_19 TRACK_START INST=16 DENSITY=4 BAR_START NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=71 TIME_DELTA=1.0 NOTE_OFF=71 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=71 TIME_DELTA=1.0 NOTE_OFF=71 BAR_END BAR_START NOTE_ON=72 NOTE_ON=48 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=48 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=50 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=52 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=52 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=48 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=48 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=57 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=81 BAR_END BAR_START NOTE_ON=72 NOTE_ON=48 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=48 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=50 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=52 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=52 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=48 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=79 TIME_DELTA=1.0 NOTE_OFF=48 NOTE_OFF=79 NOTE_ON=72 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=57 NOTE_OFF=81 NOTE_ON=72 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=81 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=81 BAR_END BAR_START NOTE_ON=79 NOTE_ON=48 TIME_DELTA=2.0 NOTE_OFF=79 NOTE_OFF=48 NOTE_ON=72 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=72 NOTE_OFF=50 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=52 NOTE_ON=79 NOTE_ON=76 NOTE_ON=48 TIME_DELTA=2.0 NOTE_OFF=79 NOTE_OFF=76 NOTE_OFF=48 NOTE_ON=81 NOTE_ON=77 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=81 NOTE_OFF=77 NOTE_ON=83 TIME_DELTA=1.0 NOTE_OFF=83 NOTE_ON=81 NOTE_ON=77 TIME_DELTA=1.0 NOTE_OFF=81 NOTE_OFF=77 NOTE_ON=83 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=83 NOTE_ON=81 NOTE_ON=77 TIME_DELTA=1.0 NOTE_OFF=81 NOTE_OFF=77 NOTE_ON=83 TIME_DELTA=1.0 NOTE_OFF=83 NOTE_ON=81 NOTE_ON=77 TIME_DELTA=1.0 NOTE_OFF=81 NOTE_OFF=77 NOTE_ON=83 TIME_DELTA=1.0 NOTE_OFF=83 BAR_END TRACK_END TRACK_START INST=19 DENSITY=2 BAR_START NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 TIME_DELTA=1.0 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 TIME_DELTA=1.0 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 TIME_DELTA=1.0 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 TIME_DELTA=1.0 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 TIME_DELTA=1.0 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 TIME_DELTA=1.0 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 TIME_DELTA=1.0 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 BAR_END BAR_START NOTE_ON=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=64 NOTE_ON=65 TIME_DELTA=2.0 NOTE_OFF=65 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=64 NOTE_ON=57 NOTE_ON=65 TIME_DELTA=2.0 NOTE_OFF=57 NOTE_ON=59 TIME_DELTA=2.0 NOTE_OFF=59 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=57 TIME_DELTA=2.0 NOTE_OFF=65 NOTE_OFF=57 BAR_END BAR_START NOTE_ON=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=64 NOTE_ON=65 TIME_DELTA=2.0 NOTE_OFF=65 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=64 NOTE_ON=57 NOTE_ON=65 TIME_DELTA=2.0 NOTE_OFF=57 NOTE_ON=59 TIME_DELTA=2.0 NOTE_OFF=59 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=57 TIME_DELTA=2.0 NOTE_OFF=65 NOTE_OFF=57 BAR_END BAR_START NOTE_ON=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=64 NOTE_ON=65 TIME_DELTA=2.0 NOTE_OFF=65 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=64 NOTE_ON=60 TIME_DELTA=4.0 NOTE_OFF=64 NOTE_OFF=60 BAR_END TRACK_END TRACK_START INST=19 DENSITY=0 BAR_START BAR_END TRACK_END PIECE_END