positive mates in 13 verified by chest
negative mates in 9,10,11 verified by chest(there is an option to find defender moves)
Code: Select all
6R1/1k1PK3/p3P3/7p/6p1/8/5r1P/8 b - - bm Rd2; c0 "-mate in 9"; id "ystein Sande-Aurel Anton"
6R1/1k1P4/p3PK2/7p/6p1/8/5r1P/8 w - - bm Ke7; c0 "mate in 10"; id "ystein Sande-Aurel Anton"
6R1/1k1P4/p3PK2/7p/6p1/8/4r2P/8 b - - bm Rf2+; c0 "-mate in 10"; id "ystein Sande-Aurel Anton"
6R1/1k1P4/p3P3/4K2p/6p1/8/4r2P/8 w - - bm Kd4 Kf6 Kf5 Kf4 Kd5; c0 "mate in 11"; id "ystein Sande-Aurel Anton"
1k6/6R1/p2PP3/4K2p/6p1/8/5r1P/8 w - - bm e7; c0 "mate in 11"; id "ystein Sande-Aurel Anton"
1k3r2/6R1/p3P3/3PK2p/6p1/8/7P/8 w - - bm e7 Rf7; c0 "mate in 11"; id "ystein Sande-Aurel Anton"
Rrk2r2/6R1/p3P3/3PK2p/6p1/8/7P/8 w - - bm Rf7 Rga7; c0 "mate in 11"; id "ystein Sande-Aurel Anton"
6R1/1k1P4/p3P3/4K2p/6p1/8/5r1P/8 b - - bm Re2+; c0 "-mate in 11"; id "ystein Sande-Aurel Anton"
1Rk2r2/6R1/p3P3/3PK2p/6p1/8/7P/8 b - - bm Kxb8; c0 "-mate in 11"; id "ystein Sande-Aurel Anton"
R1k2r2/6R1/p3P3/3PK2p/6p1/8/1r5P/8 b - - bm Rb8; c0 "-mate in 11"; id "ystein Sande-Aurel Anton"
6R1/1k6/p2PP3/4K2p/6p1/8/5r1P/8 w - - bm d7 e7; c0 "mate in 12"; id "ystein Sande-Aurel Anton"
2k2r2/R5R1/p3P3/3PK2p/6p1/8/1r5P/8 w - - bm Ra8+; c0 "mate in 12"; id "ystein Sande-Aurel Anton"
1r1k3r/2R3Rp/p7/3PP1p1/8/8/6KP/8 w - - bm e6; c0 "mate in 12"; id "ystein Sande-Aurel Anton"
1k4R1/8/p2PP3/4K2p/6p1/8/5r1P/8 b - - bm Kb7; c0 "-mate in 12"; id "ystein Sande-Aurel Anton"
1k3r2/6R1/p2PP3/4K2p/6p1/8/7P/8 b - - bm Rf1; c0 "-mate in 12"; id "ystein Sande-Aurel Anton"
3k1r2/R5R1/p3P3/3PK2p/6p1/8/1r5P/8 b - - bm Kc8; c0 "-mate in 12"; id "ystein Sande-Aurel Anton"
1rk4r/2R3Rp/p7/3PP1p1/8/8/6KP/8 b - - bm Kd8; c0 "-mate in 12"; id "ystein Sande-Aurel Anton"
3k1r2/R5R1/p3P3/3P3p/5Kp1/8/1r5P/8 w - - bm Ke5 Kg5 mate in 13; id "ystein Sande-Aurel Anton"
3k3r/R5R1/p3P3/3P3p/6p1/5K2/1r5P/8 w - - bm Ke4; c0 "mate in 13"; id "ystein Sande-Aurel Anton"
1rk4r/5RRp/p7/3PP1p1/8/8/6KP/8 w - - bm Rc7+; c0 "mate in 13"; id "ystein Sande-Aurel Anton"
r1k4r/5RRp/p7/3PP1p1/8/8/6KP/8 b - - bm Rb8 Kd8 h5; c0 "-mate in 13"; id "ystein Sande-Aurel Anton"
r1k4r/6Rp/p7/3PPRp1/8/8/6KP/8 w - - bm Rff7; c0 "mate in 14"; id "ystein Sande-Aurel Anton"
8/1p6/p7/3p2k1/5pP1/1P1K1P2/1b6/8 b - - bm Kh4; c0 "mate in 14"; id "Aurel Anton-Horst Weisenburger"
3k3r/R5R1/p3P3/3P3p/5Kp1/8/1r5P/8 b - - bm Kc8; c0 "-mate in 14"; id "ystein Sande-Aurel Anton"
3k3r/R5R1/p3P3/3P2pp/8/5K2/1r5P/8 b - - bm Rf8+ Kc8; c0 "-mate in 14"; id "ystein Sande-Aurel Anton"
r2k3r/6Rp/p7/3PPpp1/8/8/6KP/5R2 w - - bm e6; c0 "mate in 15"; id "ystein Sande-Aurel Anton"
3k3r/R5R1/p3P3/3P2pp/8/8/1r4KP/8 w - - bm Kf3; c0 "mate in 15"; id "ystein Sande-Aurel Anton"
r2k3r/6Rp/p4p2/3PPpB1/8/8/6KP/5R2 b - - bm fxg5; c0 "-mate in 15"; id "ystein Sande-Aurel Anton"
1r1k3r/R5R1/p3P3/3P2pp/8/8/6KP/8 b - - bm Rb2+; c0 "-mate in 15"; id "ystein Sande-Aurel Anton"
8/1p6/p7/6k1/3p1pP1/1P1K1P2/1b6/8 w - - bm b4; c0 "-mate in 15"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/3p2k1/5pP1/1P3P2/1b2K3/8 w - - bm Kf2; c0 "-mate in 15"; id "Aurel Anton-Horst Weisenburger"
r2k3r/4R1bp/p4p2/3PPpB1/8/8/6KP/5R2 w - - bm Rxg7; c0 "mate in 16"; id "ystein Sande-Aurel Anton"
1r1k3r/R5R1/p7/3PP1pp/8/8/6KP/8 w - h6 bm Rad7+; c0 "mate in 15"; id "ystein Sande-Aurel Anton"
8/1p6/p7/3p2k1/3b1pP1/1P3P2/1B2K3/8 b - - bm Bxb2; c0 "mate in 16"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/3p2k1/3b1pP1/1P3P2/1B2nK2/8 w - - bm Kxe2 Ke1; c0 "-mate in 16"; id "Aurel Anton-Horst Weisenburger"
7k/ppp1q2p/n3Pr2/2PP4/1P1Q4/PK2R3/8/8 b - - bm Nb8; c0 "-mate in 16"; id "Erich Thiele-Horst Weisenburger"
7k/ppp1q2p/n3Pr2/3P4/1PPQ4/PK2R3/8/8 w - - bm c5; c0 "mate in 17"; id "Erich Thiele-Horst Weisenburger"
8/1p6/p4b2/3p2k1/3P1pP1/1P3P2/1B2nK2/8 b - - bm Bxd4+; c0 "mate in 17"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/P2p2k1/1b1P1pP1/1P3P1K/r3n3/BR6 b - - bm Ba3; c0 "mate in 18"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p5k1/3p4/Pb1P1pP1/1P3P1K/r3n3/BR6 b - - bm Ba3; c0 "mate in 18"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p5k1/3p4/Pb1P1pP1/1P3P1K/r3n3/B4R2 w - - bm Rb1; c0 "-mate in 18"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P1K/r3n3/B4R2 b - - bm Kg6; c0 "mate in 19"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P2/r3n2K/B4R2 w - - bm Kh3; c0 "-mate in 19"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P2/r3B2K/B4Rn1 b - - bm Nxe2; c0 "mate in 20"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P2/r3B1Kp/B4Rn1 w - - bm Kxh2; c0 "-mate in 20"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p4b2/3p2k1/3P1pP1/1P3P2/1B2n1K1/8 w - - bm b4; c0 "-mate in 20"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/3p2k1/Pb1P1pP1/1P3P1K/r3n3/BR6 w - - bm Bb2; c0 "-mate in 20"; id "Aurel Anton-Horst Weisenburger"
3b4/1p6/p7/3p2k1/3P1pP1/1P3P2/1B2n1K1/8 b - - bm Bf6; c0 "mate in 19"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P1n/r3B1Kp/B4R2 b - - bm Ng1; c0 "mate in 21"; id "Aurel Anton-Horst Weisenburger"
3b4/1p6/p7/3p2k1/3P1pP1/BP3P2/4n1K1/8 w - - bm Bd6 Bb2; c0 "-mate in 21"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p4/Pb1P1pP1/1P3P1n/r3BK1p/B4R2 w - - bm Kg2; c0 "-mate in 21"; id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p2n1/Pb1P1pP1/1P3P2/r3BK1p/B4R2 b - - bm Kg6; c0 "mate in 18"; id "Aurel Anton-Horst Weisenburger"
8/1p6/pb6/3p2k1/3P1pP1/BP3P2/4n1K1/8 b - - bm Bd8; c0 "mate in 22"; id "Aurel Anton-Horst Weisenburger"
8/1p6/pb6/3p2k1/3P1pP1/1P3P2/1B2n1K1/8 w - - bm b4; c0 "-mate in 22"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/b2p2k1/3P1pP1/1P3P2/1B2n1K1/8 b - - bm Bb6; c0 "mate in 23"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/b2p2k1/3P1pP1/1P3P1K/1B2n3/8 w - - bm Kg2; c0 "-mate in 23"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/P2p2k1/3P1pP1/1P3P1K/1B1bn3/8 b - - bm Bxa5; c0 "mate in 24"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/P2p2k1/3P1pP1/1P3P1K/1r1bn3/B7 w - - bm Bxb2; c0 "-mate in 24"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/P2p2k1/3P1pP1/1P3P1K/rR1bn3/B7 b - - bm Rxb2; c0 "mate in 25"; id "Aurel Anton-Horst Weisenburger"
8/1p6/p7/P2p2k1/3P1pP1/1P3P1K/r2bn3/BR6 w - - bm Rb2; c0 "-mate in 25"; id "Aurel Anton-Horst Weisenburger"
1r1k3r/R5Rp/p7/3PP1p1/8/8/6KP/8 b - - 6 31 bm Rb2+; c0 "-mate in 26"; id "ystein Sande-Aurel Anton"
r2k3r/4Rpbp/p5p1/3PPq2/8/5Q2/6KP/2B2R2 w - - bm Qe3; c0 "mate in 28"; id "ystein Sande-Aurel Anton"
r3k2r/4Rpbp/p5p1/3PPq2/8/5Q2/6KP/2B2R2 b kq - bm Kd8; c0 "-mate in 28"; id "ystein Sande-Aurel Anton"
r3k2r/1R3pbp/p5p1/3PPq2/8/5Q2/6KP/2B2R2 w kq - bm Re7+; c0 "mate in 29"; id "ystein Sande-Aurel Anton"
4kr2/1Pb2p2/3p1Rp1/3Bp1P1/K3P3/8/5P2/8 b - - bm Kd7; c0 "-mate in 29"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
4kr2/1Pb2p2/3p1Rp1/3Bp1P1/4P3/1K6/5P2/8 w - - bm Ka4; c0 "mate in 30"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pb1kp2/3p1Rp1/3Bp1P1/4P3/1K6/5P2/8 b - - bm Kd7; c0 "-mate in 30"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pb1kp2/3p2p1/3Bp1P1/4P3/1K3R2/5P2/8 w - - bm Rf6; c0 "mate in 31"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pbk1p2/3p2p1/3Bp1P1/4P3/1K3R2/5P2/8 b - - c0 "-mate in 31"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pbk1p2/3p2p1/3Bp1p1/4P2P/1K3R2/5P2/8 w - - bm hxg5; c0 "mate in 32"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pbk1p2/3p2pp/3Bp1P1/4P2P/1K3R2/5P2/8 b - - bm hxg5; c0 "-mate in 32"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
r2k3r/4Rpbp/p7/3PPpB1/8/8/6KP/5R2 b - - 1 26 bm Bxe5; c0 "-mate in 32"; id "ystein Sande-Aurel Anton"
5r2/1Pbk1p2/3p2pp/3Bp3/4P1PP/1K3R2/5P2/8 w - - bm g5; c0 "mate in 33"; id "Vladimir Valentinovich Zaitsev-ystein Sande""
r2k3r/4Rpbp/p7/3PPp2/8/8/6KP/2B2R2 w - - bm Bg5; c0 "mate in 33"; id "ystein Sande-Aurel Anton"
r2k3r/4Rpbp/p5p1/3PPQ2/8/8/6KP/2B2R2 b - - bm gxf5; c0 "-mate in 33"; id "ystein Sande-Aurel Anton"
r3kb1r/5p1p/p5p1/3PPq2/8/5Q2/6KP/1RB2R2 w kq - - bm Rb7; c0 "mate in 27"; id "ystein Sande-Aurel Anton"
R7/P5k1/7p/8/4pp1P/3nP3/5PK1/r4B2 w - - id "Georg Danner-Horst Weisenburger"
R7/P5k1/7p/8/4pp1P/3BP3/5PK1/r7 b - - id "Georg Danner-Horst Weisenburger"
4r3/pk3pp1/1pp1p2p/7P/1PP5/3q1P2/P1QB1n1R/1K6 b - - id "Vladimir Valentinovich Zaitsev-Aurel Anton"
4r3/pk3pp1/1pp1p2p/7P/1PP5/5q2/P1QB1n1R/1K6 w - - id "Vladimir Valentinovich Zaitsev-Aurel Anton"
1r3k2/R4pp1/2R4p/2n1pP2/8/1P3PnP/2P5/7K w - - id "Erich Thiele-Georg Danner"
1r3k2/R4pp1/2R4p/2n1pP2/8/1P3PnP/2P4K/8 b - - id "Erich Thiele-Georg Danner"
r2k3r/6Rp/p7/3PPRp1/8/8/6KP/8 b - - id "ystein Sande-Aurel Anton"
8/1p4k1/p7/3p2n1/Pb1P1pP1/1P3P2/r3BK1p/B6R w - - id "Aurel Anton-Horst Weisenburger"
8/1p4k1/p7/3p2n1/Pb1P1pP1/1P3P2/2r1BK1p/B6R b - - id "Aurel Anton-Horst Weisenburger"
5r1k/ppp1q2p/n3P3/3PR3/1PPQ4/PK6/8/8 w - - id "Erich Thiele-Horst Weisenburger"
5r1k/ppp1q2p/n3P3/3P4/1PPQ4/PK2R3/8/8 b - - id "Erich Thiele-Horst Weisenburger"
r3kb1r/1R3p1p/p5p1/3PPq2/8/5Q2/6KP/2B2R2 b kq - id "ystein Sande-Aurel Anton"
5qk1/5r1p/2p1b1n1/N1p1p3/N1PpP2b/P2P2Pp/1R5K/4QB2 w - - id "Horst Weisenburger-ystein Sande"
5qk1/2r4p/2p1b1n1/N1p1p3/N1PpP2b/P2P2Pp/1R5K/4QB2 b - - id "Horst Weisenburger-ystein Sande"
5r2/1Pb1kp2/3p2pp/3Bp3/4P1PP/1K3R2/5P2/8 b - - id "Vladimir Valentinovich Zaitsev-ystein Sande""
5r2/1Pb1kp2/3p2pp/3Bp3/4P1PP/5R2/2K2P2/8 w - - id "Vladimir Valentinovich Zaitsev-ystein Sande""
6k1/1r3b2/Q3n3/P7/4P3/7P/6PK/8 b - - id "Erich Thiele-ystein Sande"
6k1/1r3b2/p2Qn3/P7/4P3/7P/6PK/8 w - - id "Erich Thiele-ystein Sande"