start_frame,end_frame,start_time,end_time,label,duration
0.0,1237.375,09:53:51.000,10:14:28.375,0,1237.375
1237.375,1240.0,10:14:28.375,10:14:31.000,1,2.625
1240.0,1971.25,10:14:31.000,10:26:42.250,0,731.25