12 12 | | | | | 12 | | | | | | PPT | | | | | | | | | | | | | | | | | | | | 12 21 | | | | 3 | | | | | | | | | | | | | | | | | | | | | | | 15 | 53 1100 | | | | | | 1938 22551 |