. . . .
-10-15, -20, -8-13, .
- : -13-18, -8-13. . , -20-25, , -12-17.
-10-15, , .
0, +1-6, 2-4 . .
, -14-19, -10-15. -7-12. .
-12-17. 5-7.
-12-14 ( -12-17), -9-11 ( -9-14 ), . -4-6, ( -4-9), -1-3 ( 0 - -5). -12-14 ( -12-17), -10-12 ( -10-15). -17-19 ( -16-21) -12-14 ( -11-16), .
. , , . .