Add a 8-bar ROCK FX 7 (ECHOES) track in the following composition:
PIECE_START TIME_SIGNATURE=4_4 GENRE=ROCK KEY=G BPM=145.84674072265625 CP=G_C_Em_Fmaj7_Em BARLENGTH=8 INSTLIST=34_53_103_0_29_0_53_24_24 TRACK_START INST=0 DENSITY=0 BAR_START BAR_END BAR_START BAR_END BAR_START BAR_END BAR_START BAR_END BAR_START BAR_END BAR_START BAR_END BAR_START BAR_END BAR_START NOTE_ON=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_OFF=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_OFF=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_OFF=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=67 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_OFF=64 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 BAR_END TRACK_END TRACK_START INST=53 DENSITY=0 BAR_START BAR_END TRACK_END TRACK_START INST=34 DENSITY=2 BAR_START NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=43 TIME_DELTA=0.666666666666667 NOTE_OFF=43 TIME_DELTA=0.6666666666666661 NOTE_ON=43 TIME_DELTA=0.6666666666666666 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_ON=38 TIME_DELTA=4.0 NOTE_OFF=38 NOTE_ON=43 TIME_DELTA=2.0 NOTE_OFF=43 BAR_END BAR_START NOTE_ON=36 TIME_DELTA=6.0 NOTE_OFF=36 NOTE_ON=36 TIME_DELTA=2.0 NOTE_OFF=36 NOTE_ON=28 TIME_DELTA=6.0 NOTE_OFF=28 NOTE_ON=28 TIME_DELTA=2.0 NOTE_OFF=28 BAR_END BAR_START NOTE_ON=29 TIME_DELTA=6.0 NOTE_OFF=29 NOTE_ON=29 TIME_DELTA=2.0 NOTE_OFF=29 NOTE_ON=28 TIME_DELTA=6.0 NOTE_OFF=28 NOTE_ON=28 TIME_DELTA=2.0 NOTE_OFF=28 BAR_END BAR_START NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=1.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=1.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=1.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=1.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=38 TIME_DELTA=2.0 NOTE_OFF=38 BAR_END BAR_START NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=38 TIME_DELTA=2.0 NOTE_OFF=38 NOTE_ON=38 TIME_DELTA=2.0 NOTE_OFF=38 NOTE_ON=31 TIME_DELTA=2.0 NOTE_OFF=31 NOTE_ON=38 TIME_DELTA=4.0 NOTE_OFF=38 BAR_END BAR_START NOTE_ON=29 TIME_DELTA=6.0 NOTE_OFF=29 NOTE_ON=29 TIME_DELTA=2.0 NOTE_OFF=29 NOTE_ON=28 TIME_DELTA=6.0 NOTE_OFF=28 NOTE_ON=28 TIME_DELTA=2.0 NOTE_OFF=28 BAR_END BAR_START NOTE_ON=26 TIME_DELTA=6.0 NOTE_OFF=26 NOTE_ON=26 TIME_DELTA=2.0 NOTE_OFF=26 NOTE_ON=31 TIME_DELTA=1.0 NOTE_OFF=31 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_ON=43 TIME_DELTA=1.0 NOTE_OFF=43 BAR_END BAR_START NOTE_ON=36 TIME_DELTA=13.0 NOTE_OFF=36 NOTE_ON=36 TIME_DELTA=3.0 NOTE_OFF=36 BAR_END TRACK_END TRACK_START INST=29 DENSITY=3 BAR_START NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=57 NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=57 NOTE_ON=50 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_ON=57 TIME_DELTA=3.0 NOTE_OFF=57 NOTE_ON=52 TIME_DELTA=1.0 NOTE_OFF=52 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=57 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_ON=52 TIME_DELTA=1.0 NOTE_OFF=52 NOTE_ON=57 TIME_DELTA=3.0 NOTE_OFF=57 NOTE_ON=50 TIME_DELTA=1.0 NOTE_OFF=50 BAR_END BAR_START NOTE_ON=48 TIME_DELTA=2.0 NOTE_OFF=48 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=55 TIME_DELTA=1.0 NOTE_OFF=55 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_ON=52 NOTE_ON=64 TIME_DELTA=2.0 NOTE_OFF=52 NOTE_OFF=64 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=52 BAR_END BAR_START NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=69 TIME_DELTA=2.0 NOTE_OFF=69 NOTE_ON=53 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=53 NOTE_OFF=60 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=52 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=64 TIME_DELTA=3.0 NOTE_OFF=64 BAR_END BAR_START NOTE_ON=62 TIME_DELTA=2.0 NOTE_OFF=62 NOTE_ON=62 NOTE_ON=71 TIME_DELTA=2.0 NOTE_OFF=62 NOTE_OFF=71 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=69 TIME_DELTA=2.0 NOTE_OFF=69 NOTE_ON=59 TIME_DELTA=1.0 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=59 NOTE_OFF=67 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=59 TIME_DELTA=2.0 NOTE_OFF=59 BAR_END BAR_START NOTE_ON=59 TIME_DELTA=3.0 NOTE_OFF=59 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=59 TIME_DELTA=2.0 NOTE_OFF=59 NOTE_ON=55 TIME_DELTA=9.0 NOTE_OFF=55 BAR_END BAR_START NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 NOTE_ON=53 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=53 NOTE_OFF=60 NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=52 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=59 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_ON=53 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_ON=53 NOTE_ON=59 TIME_DELTA=2.0 NOTE_OFF=53 NOTE_OFF=59 BAR_END BAR_START NOTE_ON=60 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=52 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=52 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=52 NOTE_OFF=60 NOTE_ON=62 NOTE_ON=55 TIME_DELTA=8.0 NOTE_OFF=62 NOTE_OFF=55 BAR_END BAR_START NOTE_ON=70 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=70 TIME_DELTA=1.0 NOTE_ON=70 TIME_DELTA=1.0 NOTE_OFF=70 TIME_DELTA=4.0 NOTE_OFF=62 NOTE_ON=72 TIME_DELTA=1.0 NOTE_OFF=72 NOTE_ON=64 TIME_DELTA=6.0 NOTE_OFF=64 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 BAR_END TRACK_END PIECE_END
TRACK_START INST=103 DENSITY=4 BAR_START NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_OFF=62 BAR_END BAR_START NOTE_ON=55 NOTE_ON=48 NOTE_ON=64 TIME_DELTA=4.0 NOTE_OFF=55 NOTE_OFF=48 NOTE_OFF=64 NOTE_ON=48 NOTE_ON=55 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=48 NOTE_OFF=55 NOTE_ON=48 NOTE_ON=55 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=48 NOTE_OFF=55 NOTE_ON=59 NOTE_ON=52 TIME_DELTA=4.0 NOTE_OFF=59 NOTE_OFF=52 NOTE_ON=59 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=59 NOTE_OFF=52 NOTE_ON=59 NOTE_ON=52 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_OFF=52 NOTE_OFF=60 BAR_END BAR_START NOTE_ON=53 NOTE_ON=60 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=69 NOTE_ON=69 TIME_DELTA=1.0 NOTE_OFF=53 NOTE_OFF=60 NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=69 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=60 NOTE_ON=53 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_OFF=53 NOTE_OFF=67 NOTE_ON=52 NOTE_ON=59 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=67 NOTE_ON=67 TIME_DELTA=2.0 NOTE_OFF=67 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=52 NOTE_OFF=59 NOTE_ON=59 NOTE_ON=52 TIME_DELTA=1.0 NOTE_OFF=65 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_OFF=52 NOTE_ON=59 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=64 NOTE_OFF=59 NOTE_OFF=52 BAR_END BAR_START NOTE_ON=43 NOTE_ON=50 NOTE_ON=62 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=62 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 BAR_END BAR_START NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=4.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 NOTE_ON=72 TIME_DELTA=2.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_ON=43 NOTE_ON=50 TIME_DELTA=2.0 NOTE_OFF=72 NOTE_ON=65 TIME_DELTA=1.0 NOTE_OFF=65 NOTE_ON=67 TIME_DELTA=1.0 NOTE_OFF=43 NOTE_OFF=50 NOTE_OFF=67 BAR_END BAR_START NOTE_ON=53 NOTE_ON=60 NOTE_ON=72 TIME_DELTA=4.0 NOTE_OFF=53 NOTE_OFF=60 NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=60 NOTE_ON=53 TIME_DELTA=2.0 NOTE_OFF=72 NOTE_OFF=60 NOTE_OFF=53 NOTE_ON=52 NOTE_ON=59 NOTE_ON=60 TIME_DELTA=4.0 NOTE_OFF=52 NOTE_OFF=59 NOTE_ON=59 NOTE_ON=52 TIME_DELTA=2.0 NOTE_OFF=60 NOTE_OFF=59 NOTE_OFF=52 NOTE_ON=59 NOTE_ON=52 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=59 NOTE_OFF=52 NOTE_OFF=60 BAR_END BAR_START NOTE_ON=50 NOTE_ON=57 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=60 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_OFF=57 NOTE_ON=50 NOTE_ON=57 TIME_DELTA=1.0 NOTE_OFF=62 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_OFF=57 NOTE_ON=50 NOTE_ON=57 NOTE_ON=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_ON=60 TIME_DELTA=1.0 NOTE_OFF=50 NOTE_OFF=57 NOTE_OFF=60 NOTE_ON=62 NOTE_ON=55 NOTE_ON=64 TIME_DELTA=1.0 NOTE_OFF=64 NOTE_ON=62 TIME_DELTA=2.0 NOTE_OFF=62 TIME_DELTA=1.0 NOTE_OFF=62 NOTE_OFF=55 NOTE_ON=55 NOTE_ON=62 NOTE_ON=62 TIME_DELTA=2.0 NOTE_OFF=62 NOTE_ON=60 TIME_DELTA=2.0 NOTE_OFF=55 NOTE_OFF=62 NOTE_OFF=60 BAR_END BAR_START NOTE_ON=62 NOTE_ON=55 NOTE_ON=60 TIME_DELTA=4.0 NOTE_OFF=60 TIME_DELTA=12.0 NOTE_OFF=62 NOTE_OFF=55 BAR_END TRACK_END