Keller, Michael
1st Prize, Deutsche Schachzeitung, 1983-1984
#3
7 + 13
3748 | FIDE Album (1983-1985) | 1992 |
4655 | Michael Keller Ein Meister der Schachkomposition | 1994 |
4640 | Chess Wizardry: The New ABC of Chess Problems | 1996 |
328 | Schweizerische Schachzeitung | 2001 |
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