00:18
3
natural
00:18 
00:47
4
00:25
7
00:59
2
0
00:27
5
3
00:11
1
00:24
3
00:59
1
00:39
2
00:56
4
00:18
2
00:01
0
40:24
0
09:25
1
11:17
5
10:18
4
07:47
0
08:40
4