7- 4 8 14 5 3 2, 1. 1. 4 7 1. 1. 4 4 10, 5 10; 4 4, 7 4 5 2 14 7 6 5 11 6 6 4 14 3 7 11 7. 4 4 1. 1. 7 7 10 9 4 4 3. 7, 5 6 8 8 4 8 10 7 5 10 3 5 7.
7- 5, 8 11 9 7 3; 4, 8 4 6 5. 3, 7, 8 6 4 3 10 8 4 5. 9 12 3 14 11 8.
4 9, 7 , 12 , 6 3 6 5 11 7 8 4 5, 3, 7 6, 9 7. 12 7, 8 12 4 3 7, 3 6 7 3 7 4 8.