6 10

8 10

4 8 12

S (6-10)

S (6-10)

6 10

6 8 10

6-8 10-12

8-10 10-12

4-6 6-8

4-6 8-10 12-14

6 8 10 12

6 8

6 10 12

6

6 8

6 8 10

6 10

6 10

4 6 8 12

6 8 14