15:34:33
0
step
15:34:33 
00:09
0
00:30
1
00:25
1
06:24
1
00:01
0
12:55
2
00:01
1
15:41:40
0
00:19
0
00:08
1
07:03
2
02:50
6
15:56
7
13:57
1
03:41:40
1
09:41:40
2
03:32
3
00:05
2
00:03
4
09:17
4