start_frame,end_frame,start_time,end_time,label,duration
0.0,45.25,20:12:48.000,20:13:33.250,0,45.25
45.25,54.875,20:13:33.250,20:13:42.875,1,9.625
54.875,477.75,20:13:42.875,20:20:45.750,0,422.875