6
mom
2
2
2
2
2
3
2
2
1
4
4
3
2
3
3
2
5
3
3
4
3
2
2
1
1
1
2
1
2
1
1
2
1
1
1
2
2
1
3
1
2
1
2
0
1
1
1
1
0
1
2