Add a 4-bar JAZZ SOPRANO SAX track in the following composition:
PIECE_START TIME_SIGNATURE=4_4 GENRE=JAZZ KEY=C BPM=60 CP=C7_F6_A_Bmaj7_Cm BARLENGTH=4 INSTLIST=56_65_32_65_0_56_32_56_56_65_57_56_53_66_67_65 TRACK_START INST=56 DENSITY=0 BAR_START BAR_END TRACK_END TRACK_START INST=65 DENSITY=0 BAR_START BAR_END TRACK_END TRACK_START INST=56 DENSITY=0 BAR_START BAR_END TRACK_END TRACK_START INST=56 DENSITY=0 BAR_START BAR_END TRACK_END PIECE_END
TRACK_START INST=65 DENSITY=0 BAR_START NOTE_ON=68 NOTE_ON=63 TIME_DELTA=6.5625 NOTE_OFF=68 NOTE_OFF=63 TIME_DELTA=0.10416666666666696 NOTE_ON=69 NOTE_ON=64 TIME_DELTA=5.031250000000001 NOTE_OFF=69 NOTE_OFF=64 TIME_DELTA=0.30208333333333215 NOTE_ON=62 NOTE_ON=58 TIME_DELTA=2.364583333333334 NOTE_OFF=62 NOTE_OFF=58 TIME_DELTA=0.30208333333333215 NOTE_ON=65 NOTE_ON=62 TIME_DELTA=1.125 NOTE_OFF=65 NOTE_OFF=62 BAR_END TRACK_END