start_frame,end_frame,start_time,end_time,label,duration
0.0,521.5,06:43:03.000,06:51:44.500,0,521.5
521.5,522.875,06:51:44.500,06:51:45.875,1,1.375
522.875,648.0,06:51:45.875,06:53:51.000,0,125.125
648.0,649.5,06:53:51.000,06:53:52.500,1,1.5
649.5,1820.125,06:53:52.500,07:13:23.125,0,1170.625