3-5 4 4-5 5 5-5 6 6-5

3-5 4 5 5-5 6-5 7 7-5

6

6 7

6

7-5 8 9 9-5 10 10-5 11 11-5 13

7-5 8 8-5 9 9-5 10 10-5 11 11-5 13

10

9-5

10 11

4-5

9-5

10-5

4 4-5 5 5-5

6 7 8

4-5 5

18

4-5