MESON Chess Problem Database
Problem Display
PID: 198927 (4n3/Q3b3/1PkP1P2/3pPp2/PR1K2Bn/1pPPPp2/p5p1/8 w - - 0 1)
Smulders, Kurt
1st HM., Segers-80 JT, 1994-1995
#2
12 + 10
| 5110 | Bekroonde Problemen | 2002 |
SOLUTION
- SOUND
- Sets
- 1...Sxd6
- 2.Qc7#
- 1...Sxf6
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Sg7
- 2.Qc7#
- 1...f4
- 2.Bd7#
- 2.Qd7#
- 2.Qa8#
- 1...Sxd6
- Tries
- 1.Bxf3?
- threat
- 2.Bxd5#
- 2.Rc4#
- 1...Bxd6
- 2.Bxd5#
- 1...Sxd6
- 2.Bxd5#
- 2.Qc7#
- 1...Sxf6
- 2.Rc4#
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Sxf3+!
- threat
- 1.Bxf5?
- threat
- 2.Bd7#
- 2.Qd7#
- 2.Qa8#
- 1...Sxd6
- 2.Bd7#
- 2.Qc7#
- 2.Qd7#
- 1...Sxf6
- 2.Qc7#
- 2.Qa8#
- 1...Sc7
- 2.Qxc7#
- 1...Sxf5+!
- threat
- 1.Bh5?
- threat
- 2.Bxe8#
- 1...Sxd6
- 2.Qc7#
- 1...Sxf6
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Sg7
- 2.Qc7#
- 1...Sg6!
- threat
- 1.Rb5?
- threat
- 2.Rc5#
- 1...Sc7
- 2.Qxc7#
- 1...Bxd6!
- threat
- 1.e6?
- threat
- 2.Qd7#
- 1...Kxd6
- 2.Qd7#
- 1...Sxf6
- 2.Qc7#
- 1...Sc7
- 2.Qxc7#
- 1...Bxf6+!
- threat
- 1.d7?
- threat
- 2.dxe8Q#
- 2.dxe8B#
- 1...Bxb4
- 2.dxe8Q#
- 2.dxe8B#
- 2.d8S#
- 1...Bxf6
- 2.dxe8Q#
- 2.dxe8B#
- 1...Sxf6
- 2.Qc7#
- 1...fxg4
- 2.dxe8Q#
- 2.dxe8B#
- 1...Sc7
- 2.Qxc7#
- 1...a1Q
- 2.dxe8Q#
- 2.dxe8B#
- 1...a1S
- 2.dxe8Q#
- 2.dxe8B#
- 1...a1B
- 2.dxe8Q#
- 2.dxe8B#
- 1...a1R
- 2.dxe8Q#
- 2.dxe8B#
- 1...g1Q
- 2.dxe8Q#
- 2.dxe8B#
- 1...g1S
- 2.dxe8Q#
- 2.dxe8B#
- 1...g1B
- 2.dxe8Q#
- 2.dxe8B#
- 1...g1R
- 2.dxe8Q#
- 2.dxe8B#
- 1...Bd6
- 2.dxe8Q#
- 2.dxe8B#
- 2.d8S#
- 1...Bd8
- 2.dxe8Q#
- 2.dxe8B#
- 1...Bf8
- 2.dxe8Q#
- 2.dxe8B#
- 2.d8S#
- 1...Sg6
- 2.dxe8Q#
- 2.dxe8B#
- 1...Sd6
- 2.Qc7#
- 1...Sg7
- 2.Qc7#
- 1...b2
- 2.dxe8Q#
- 2.dxe8B#
- 1...f2
- 2.dxe8Q#
- 2.dxe8B#
- 1...f4
- 2.Qa8#
- 2.dxe8Q#
- 2.dxe8B#
- 1...Bc5+!
- threat
- 1.Bxf3?
- Keys
- 1.f7!
- threat
- 2.fxe8Q#
- 2.fxe8B#
- 1...Bxd6
- 2.fxe8Q#
- 2.fxe8B#
- 1...Sxd6
- 2.Qc7#
- 1...fxg4
- 2.fxe8Q#
- 2.fxe8B#
- 1...Sc7
- 2.Qxc7#
- 1...a1Q
- 2.fxe8Q#
- 2.fxe8B#
- 1...a1S
- 2.fxe8Q#
- 2.fxe8B#
- 1...a1B
- 2.fxe8Q#
- 2.fxe8B#
- 1...a1R
- 2.fxe8Q#
- 2.fxe8B#
- 1...g1Q
- 2.fxe8Q#
- 2.fxe8B#
- 1...g1S
- 2.fxe8Q#
- 2.fxe8B#
- 1...g1B
- 2.fxe8Q#
- 2.fxe8B#
- 1...g1R
- 2.fxe8Q#
- 2.fxe8B#
- 1...Bg5
- 2.fxe8Q#
- 2.fxe8B#
- 1...Bf6
- 2.fxe8Q#
- 2.fxe8B#
- 1...Bd8
- 2.fxe8Q#
- 2.fxe8B#
- 1...Bf8
- 2.fxe8Q#
- 2.fxe8B#
- 1...Sg6
- 2.fxe8Q#
- 2.fxe8B#
- 1...Sf6
- 2.Qc7#
- 1...Sg7
- 2.Qc7#
- 1...b2
- 2.fxe8Q#
- 2.fxe8B#
- 1...f2
- 2.fxe8Q#
- 2.fxe8B#
- 1...f4
- 2.Bd7#
- 2.Qd7#
- 2.Qa8#
- 2.fxe8Q#
- 2.fxe8B#
- threat
- 1.f7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- S(j);N_GUARD,XP(J)::QAR1(L)
- S(j);N_GUARD,XP(K)::QAR1(L)
- S(j);N_GUARD::QAR1(L),XS(j)
- S(j);N_GUARD::QAR1(L)
- Tries
- Try
- B(G);P_PINP(f),XP(d)
- Threat
- DUALS(2)
- Vars
- B(i);XP(J)::B(G),XP(f)
- S(j);N_GUARD::QAR1(L),XS(j)
- Refutation
- S(e);CHECK,N_SPINP(f),XB(G)
- Try
- B(G);XP(g)
- Threat
- DUALS(3)
- Vars
- S(j);N_GUARD::QAR1(L),XS(j)
- Refutation
- S(e);CHECK,XB(G)
- Try
- B(G);
- Threat
- B(G),XS(j)
- Vars
- S(j);N_GUARD,XP(J)::QAR1(L)
- S(j);N_GUARD,XP(K)::QAR1(L)
- S(j);N_GUARD::QAR1(L),XS(j)
- S(j);N_GUARD::QAR1(L)
- Refutation
- S(e);
- Try
- R(E);
- Threat
- R1(E)
- Vars
- S(j);N_GUARD::QAR1(L),XS(j)
- Refutation
- B(i);XP(J)
- Try
- P(H);
- Threat
- QAB1(L)
- Vars
- K(h);P-FLIGHT,XP(J)::QAR1(L)
- S(j);N_GUARD,XP(K)::QAR1(L)
- S(j);N_GUARD::QAR1(L),XS(j)
- Refutation
- B(i);CHECK,XP(K)
- Try
- P(J);
- Threat
- PXS(j)=Q
- Vars
- B(i);P_PINP(H),XP(K)::PXS(j)=Q
- S(j);N_GUARD,XP(K)::QAR1(L)
- P(g);XB(G)::PXS(j)=Q
- S(j);N_GUARD::QAR1(L),XS(j)
- P(a);P_PINP(A)::PXS(j)=Q
- P(a);::PXS(j)=Q
- P(b);P_PINP(C)::PXS(j)=Q
- P(b);::PXS(j)=Q
- B(i);::PXS(j)=Q
- S(e);::PXS(j)=Q
- S(j);N_GUARD::QAR1(L)
- P(c);::PXS(j)=Q
- P(d);::PXS(j)=Q
- Refutation
- B(i);CHECK
- Try
- Actual
- P(K);
- Threat
- PXS(j)=Q
- Vars
- B(i);XP(J)::PXS(j)=Q
- S(j);N_GUARD,XP(J)::QAR1(L)
- P(g);XB(G)::PXS(j)=Q
- S(j);N_GUARD::QAR1(L),XS(j)
- P(a);P_PINP(A)::PXS(j)=Q
- P(a);::PXS(j)=Q
- P(b);P_PINP(C)::PXS(j)=Q
- P(b);::PXS(j)=Q
- B(i);::PXS(j)=Q
- B(i);P_PINP(H)::PXS(j)=Q
- S(e);::PXS(j)=Q
- S(j);N_GUARD::QAR1(L)
- P(c);::PXS(j)=Q
- P(d);::PXS(j)=Q
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).