MESON Chess Problem Database
Problem Display
PID: 251386 (6Q1/p1Bp2N1/P5p1/2ppp3/1n1kP3/1P2p1N1/1P2B3/7K w - - 0 1)
Saadia, Elaazar
Variantim, 2021
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sxa6
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...Sa2
- Tries
- 1.Kg1?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Kg2?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Kh2?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Bc4?
- 1...Sxa6
- 2.Qxd5#
- 1...dxc4
- 2.Qxc4#
- 1...dxe4
- 2.Se2#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...e2!
- 1...Sxa6
- 1.Ba5?
- 1...Sxa6
- 2.Bc3#
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Bc3#
- 2.Qxd5#
- 1...Sd3
- 2.Bc3#
- 2.Qxd5#
- 1...Sc6
- 2.Bc3#
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Bb6?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...axb6!
- 1...Sxa6
- 1.Bd6?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...c4!
- 1...Sxa6
- 1.Bd8?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Qf7?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...c4!
- 1...Sxa6
- 1.Qa8?
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qxe4#
- 1...c4
- 2.Qxa7#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...Sc6!
- 1...Sxa6
- 1.Kg1?
- Keys
- 1.Bb8!
- 1...Sxa6
- 2.Qxd5#
- 1...dxe4
- 2.Qc4#
- 1...c4
- 2.Bxa7#
- 1...Sa2
- 2.Qxd5#
- 1...Sc2
- 2.Qxd5#
- 1...Sd3
- 2.Qxd5#
- 1...Sc6
- 2.Qxd5#
- 1...g5
- 2.S7f5#
- 1...d6
- 2.Se6#
- 1...Sxa6
- 1.Bb8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(b);N_GUARD::QAR1(J),XP(e)
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Tries
- Try
- K(A);P-FLIGHT
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- K(A);S_FLIGHT
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- K(A);P-FLIGHT
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- B(C);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XB(C)::QAR1(J),XP(e)
- P(e);SBLOCK,XP(F)::S(E)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(a);
- Try
- B(H);
- Vars
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- B(H);P_PINP(d)
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(h);N_SPINP(d),XB(H)
- Try
- B(H);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- B(H);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- Q(J);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- P(d);
- Try
- Q(J);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J),XP(e)
- P(d);OGATEB::QAB(J),XP(h)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
- Refutation
- S(b);
- Try
- Actual
- B(H);
- Vars
- S(b);N_GUARD,XP(G)::QAR1(J),XP(e)
- P(e);OGATE,XP(F)::QAR1(J)
- P(d);OGATEB::B(H),XP(h)
- S(b);N_GUARD::QAR1(J),XP(e)
- P(g);N_GUARD::S(I)
- P(i);N_GUARD::S(I)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).