20:00
0
slave
20:00 
14:00
0
10:00
0
13:00
0
11:00
0
15:00
0
05:00
0
13:00
0
11:00
0
05:00
0
10:00
2
13:00
0
05:00
0
11:00
0
29:00
0
11:00
0
05:00
0
05:00
0
13:00
0
11:00
0