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(FEN: 8/4k1P1/8/4N3/4N3/4K3/8/8 w - - 0 1)pid=54622 George Edward Carpenter Problemes d'Echecs (Legentil), 1900
White to mate in 4 moves (白先,四步殺)
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(FEN: 8/8/5Bp1/8/2R5/7k/8/7K w - - 0 1)pid=34359 Dr Aleksandr V. Galitzky Deutsches Wochenschach, 1897
White to mate in 4 moves (白先,四步殺)
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(FEN: 8/8/7R/2KQ4/5k2/8/8/8 w - - 0 1)pid=33702 Johannes Hane Tagliche Rundschau, 1888
White to mate in 3 moves (白先,三步殺)
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(FEN: 8/8/8/7k/8/5N2/1p6/1Q3K2 w - - 0 1)pid=37223 Carl Kockelkorn & Johannes Kohtz Illustrated Sonntagsblatt, 1888
White to move and mate in 4 moves (白先,四步殺)
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(FEN: 8/8/4B3/8/8/3K4/4N3/B3k3 w - - 0 1)pid=54624 Sam Loyd The Chess Monthly (Morphy/Fiske), 1858
White to move and mate in 4 moves (白先,四步殺)