MESON Chess Problem Database
Problem Display
PID: 187981 (3bb3/N2pR1P1/1pPkpP2/1Pp5/2P5/8/1Q3K2/8 w - - 0 1)
Nagy, Odon
Pesti Naplo, 1910
#2
9 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Kc7
- 2.Qe5#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...dxc6
- 2.Sc8#
- 1...Kc7
- Tries
- 1.Ke1?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Kf1?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Kg1?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Kg2?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Ke3?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Kg3?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Qa1?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Qc3?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Qd4+?
- 1...Kc7
- 2.Qe5#
- 1...cxd4!
- 1...Kc7
- 1.Qe2?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 2.Qxe6#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.g8Q?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 2.Qxe6#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.g8S?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.g8B?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.g8R?
- 1...Kc7
- 2.Qe5#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...Bh5
- 2.Rxd7#
- 1...Bg6
- 2.Rxd7#
- 1...Bf7
- 2.Rxd7#
- 1...e5
- 2.Qxe5#
- 1...Bxe7!
- 1...Kc7
- 1.Ke1?
- Keys
- 1.f7!
- 1...Kc7
- 2.Qe5#
- 1...Kxe7
- 2.f8Q#
- 1...Bxe7
- 2.fxe8S#
- 1...Bxf7
- 2.Rxd7#
- 1...dxc6
- 2.Sc8#
- 1...Bc7
- 2.Sc8#
- 1...e5
- 2.Qxe5#
- 1...Kc7
- 1.f7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 2
- Sets
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- P(e);XP(E)::S(G)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- K(B);P-FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- K(B);P-FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- K(B);S_FLIGHT
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- Q(A);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- Q(A);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- Q(A);CHECK
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- Refutation
- P(a);XQ(A)
- Try
- Q(A);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- P(I);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- P(I);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- P(I);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- P(I);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- B(g);N_GUARD::R1(H),XP(e)
- P(d);::QAB1(A),XP(d)
- Refutation
- B(f);XR(H)
- Try
- Actual
- P(F);
- Vars
- K(c);P_SPINP(e),S_FLIGHT::QAB(A)
- K(c);S_FLIGHT,XR(H)::P=Q
- B(f);SBLOCK,XR(H)::PXB(g)=S
- B(g);N_GUARD,XP(F)::R1(H),XP(e)
- P(e);XP(E)::S(G)
- B(f);SBLOCK::S(G)
- P(d);::QAB1(A),XP(d)
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).