[attach]119389105[/attach]20020619
(FEN: 6bQ/5kB1/2P2p2/1pN4P/pPr4N/Pr6/BR4P1/KR6 w - - 0 1) Aleksey G. Kopnin
1st Prize, Behting Memorial Tourney, 1969
White to mate in 4 moves (白先,四步殺) (****)
[attach]119389060[/attach]20020620
(FEN: 8/8/1r6/R2nQ1p1/1bp2RBk/5P2/7P/1b5K w - - 0 1) Herbert Siegfried Oskar Ahues
5th Prize, Schach-Echo, 1971
White to mate in 2 moves (白先,兩步殺) (**)
[attach]119389062[/attach]20020621
(FEN: 3Q3b/5K2/4p3/1RN1k1p1/5p2/3p1r1p/3p2q1/5b1B w - - 0 1) [Johan] Axel Akerblom
1st Prize, FIDE Tourney, 1958-1959
White to mate in 3 moves (白先,三步殺) (***)
[attach]119389063[/attach]20020622
(FEN: 1nR1K2B/4N3/3kP3/2NBR3/2P1p2p/2r4q/1r5p/1bn5 w - - 0 1) Herbert Siegfried Oskar Ahues
1st Prize, Schweizerische Arbeiter Schachzeitung, 1971
White to mate in 2 moves (白先,兩步殺) (**)
[attach]119389067[/attach]20020624
(FEN: 4r3/1n4Q1/3n1p1p/3P3R/4kN1p/1B3p2/2Pr1PNK/B7 w - - 0 1) Herbert Siegfried Oskar Ahues
1st Prize, Schach-Echo, 1972
White to mate in 2 moves (白先,兩步殺) (**)
[attach]119389071[/attach]20020626
(FEN: N3r3/1B1p1N2/1p5r/pP1R2p1/KPk5/5p1b/2P1n1q1/B3Q1b1 w - - 0 1) Herbert Siegfried Oskar Ahues
2nd Prize, Sinfonie Scacchistiche, 1972
White to mate in 2 moves (白先,兩步殺) (**)
[attach]119389072[/attach]20020627
(FEN: 2K5/2p1p3/4P2Q/k1BR4/1pBpbp2/1P4b1/2P5/3N4 w - - 0 1) Gerald Frank Anderson
HM., The Observer, 1963
White to mate in 3 moves (白先,三步殺) (***)
20020628
(FEN: 1K6/8/bN2Qb1N/r3p3/7n/2PpkPB1/5R1n/8 w - - 0 1) Herbert Siegfried Oskar Ahues
3rd Prize, Stella Polaris, 1972
White to mate in 2 moves (白先,兩步殺) (**)
20020619
(FEN: 6bQ/5kB1/2P2p2/1pN4P/pPr4N/Pr6/BR4P1/KR6 w - - 0 1)pid=34961 Aleksey Grigorevich Kopnin
1st Prize, Behting Memorial Tourney, 1969
White to mate in 4 moves (白先,四五六步殺) (***)