Puzzle 511431:
Puzzle 511431:
Dirk Becker (1745) - Rostyslav Paul Wilhelm (1491)
GER-ch Net qual4 U18 playchess.com INT (7), 2012.09.12 Becker - Wilhelm, playchess.com 2012
GER-ch Net qual4 U18 playchess.com INT (7), 2012.09.12 Becker - Wilhelm, playchess.com 2012