FORMAT     WXF
GAME       
RESULT     0-0
EVENT      Problem by Udo Marks (www.chess-problem.com)
AUTHOR     Qianhong v3.0.1 (www.jcraner.com/qianhong/)

START{
1.  C2+7   c8+4   2.  C2.4   c8.5   3.  C4.6   c5.9   
4.  C6.3   c9.3   5.  C3.7   c2+7   6.  C7.1   c2.4   
7.  C1.8   c4.6   8.  C-+1   c3.1   9.  C+.6   c1.7   
10. C8+3   c7.5   11. C8.5   c6.3   12. C5.1   c3.7   
13. C1.7   c5-3   14. C7.3   c7.1   15. C3.9   c1.8   
16. C9-6   c5+5   17. R1.2   k5.4   18. K5+1   r1+9   
19. R2.5   r1.5   20. K5-1   }END