MESON Chess Problem Database
Problem Display
PID: 99597 (1B1N2K1/6P1/2p2p2/1NPk1r2/1Pbp1r2/1B1Pb3/q4RR1/6nQ w - - 0 1)
Bata, Lorinc
Pest megyei Sakkszovetseg, 1966
#2
12 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qb1
- 2.Bxc4#
- 1...Qa1
- 2.Bxc4#
- 1...Qb2
- 2.Bxc4#
- 1...Qd2
- 2.Bxc4#
- 1...Qe2
- 2.Bxc4#
- 1...Qxf2
- 2.Bxc4#
- 1...Qa3
- 2.Bxc4#
- 1...Qa4
- 2.Bxc4#
- 1...Qa5
- 2.Bxc4#
- 1...Qa6
- 2.Bxc4#
- 1...Qa7
- 2.Bxc4#
- 1...Qa8
- 2.Bxc4#
- 1...Re4
- 2.dxc4#
- 1...Rg4
- 2.Rxf5#
- 1...Rh4
- 2.Rxf5#
- 1...Re5
- 2.Sc7#
- 1...Rg5
- 2.Rxg5#
- 1...Rh5
- 2.Rg5#
- 1...Qb1
- Tries
- 1.Bxf4?
- threat
- 2.Sc7#
- 2.Rxg1#
- 1...Qxf2
- 2.Sc7#
- 2.Bxc4#
- 1...Rxf4
- 2.Rg5#
- 1...cxb5
- 2.Rxg1#
- 1...Qe2
- 2.Sc7#
- 2.Bxc4#
- 1...Qa5
- 2.Bxc4#
- 2.Rxg1#
- 1...Qa7
- 2.Bxc4#
- 2.Rxg1#
- 1...Re5
- 2.Sc7#
- 1...Rg5
- 2.Sc7#
- 2.Rxg5#
- 1...Rh5
- 2.Sc7#
- 2.Rg5#
- 1...Se2
- 2.Sc7#
- 2.Rg1#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 1...Sf3
- 2.Sc7#
- 1...Sh3
- 2.Sc7#
- 2.Rg1#
- 2.Rh2#
- 2.Rg3#
- 2.Rg4#
- 2.Rg5#
- 2.Rg6#
- 1...Bxf4!
- threat
- 1.Bd6?
- threat
- 2.Sc7#
- 1...Qa5
- 2.Bxc4#
- 1...Qa7
- 2.Bxc4#
- 1...cxb5!
- threat
- 1.Rxf4?
- threat
- 2.Rxf5#
- 2.dxc4#
- 1...Qxb3
- 2.Rxg1#
- 2.Rxf5#
- 1...Rxf4
- 2.Rg5#
- 1...Bxb3
- 2.Rxf5#
- 1...cxb5
- 2.Rxf5#
- 1...Qc2
- 2.Rxf5#
- 1...Qe2
- 2.Bxc4#
- 2.Rxf5#
- 1...Qf2
- 2.Bxc4#
- 2.dxc4#
- 1...Re5
- 2.Sc7#
- 2.dxc4#
- 1...Rg5
- 2.Rxg5#
- 2.dxc4#
- 1...Rh5
- 2.Rg5#
- 2.dxc4#
- 1...Sf3
- 2.dxc4#
- 1...Bxf4!
- threat
- 1.Rxg1+?
- 1...Re4
- 2.Rxf5#
- 2.Qxe4#
- 2.dxc4#
- 2.dxe4#
- 1...Rf3!
- 1...Re4
- 1.Rg4+?
- 1...Rf3
- 2.dxc4#
- 1...Re4
- 2.Rxf5#
- 2.Qxe4#
- 2.dxc4#
- 2.dxe4#
- 1...Sf3!
- 1...Rf3
- 1.Rg5+?
- 1...Rf3
- 2.Rxf5#
- 1...Re4
- 2.Rfxf5#
- 2.Rgxf5#
- 2.Qxe4#
- 2.dxc4#
- 2.dxe4#
- 1...Sf3!
- 1...Rf3
- 1.Qh5?
- threat
- 2.Qf7#
- 1...Qa7
- 2.Bxc4#
- 1...Re4
- 2.dxc4#
- 1...Re5
- 2.Sc7#
- 1...Rxh5!
- threat
- 1.Bxf4?
- Keys
- 1.Kf8!
- threat
- 2.g8Q#
- 2.g8B#
- 1...Qxb3
- 2.g8Q#
- 2.g8B#
- 1...Qxf2
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Rxf2
- 2.g8Q#
- 2.g8B#
- 1...Bxf2
- 2.g8Q#
- 2.g8B#
- 1...Bxb3
- 2.g8Q#
- 2.g8B#
- 1...cxb5
- 2.g8Q#
- 2.g8B#
- 1...Qb1
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa1
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qb2
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qc2
- 2.g8Q#
- 2.g8B#
- 1...Qd2
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qe2
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa3
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa4
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa5
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa6
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Qa7
- 2.Bxc4#
- 1...Qa8
- 2.Bxc4#
- 2.g8Q#
- 2.g8B#
- 1...Rf3
- 2.g8Q#
- 2.g8B#
- 1...Re4
- 2.dxc4#
- 1...Rg4
- 2.Rxf5#
- 1...Rh4
- 2.Rxf5#
- 2.g8Q#
- 2.g8B#
- 1...Re5
- 2.Sc7#
- 1...Rg5
- 2.Rxg5#
- 1...Rh5
- 2.Rg5#
- 2.g8Q#
- 2.g8B#
- 1...Bc1
- 2.g8Q#
- 2.g8B#
- 1...Bd2
- 2.g8Q#
- 2.g8B#
- 1...Se2
- 2.g8Q#
- 2.g8B#
- 1...Sf3
- 2.g8Q#
- 2.g8B#
- 1...Sh3
- 2.g8Q#
- 2.g8B#
- threat
- 1.Kf8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 13
- Sets
- Q(b);N_GUARD::B(D),XB(d)
- Q(b);N_GUARD,XR(B)::B(D),XB(d)
- R(f);SBLOCK::P(E),XB(d)
- R(f);OGATE,P_PINP(I)::R(B),XR(h)
- R(f);OGATE::R(B),XR(h)
- R(h);SBLOCK::S(G)
- R(h);P_PINP(I)::QAB(A)+R(C),DCHECK,XR(h)
- R(h);::QAB(A)+R(C),DCHECK
- Tries
- Try
- B(J);XR(f)
- Threat
- DUALS(2)
- Vars
- R(h);XB(J)::QAB(A)+R(C),DCHECK
- P(i);XS(G)::QAB(A)+R(C),XS(a)
- R(h);::S(G)
- S(a);::S(G)
- Refutation
- B(c);XB(J)
- Try
- B(J);
- Threat
- S(G)
- Vars
- Q(b);N_GUARD::B(D),XB(d)
- Refutation
- P(i);XS(G)
- Try
- R(B);XR(f)
- Threat
- DUALS(2)
- Vars
- R(h);XR(B)::QAB(A)+R(C),DCHECK
- B(d);N_SPINB(d),XB(D)::R(B),XR(h)
- P(i);XS(G)::R(B),XR(h)
- Q(b);::R(B),XR(h)
- S(a);::P(E),XB(d)
- Refutation
- B(c);XR(B)
- Try
- R(C);CHECK,XS(a)
- Refutation
- R(f);P_SPINR(f)
- Try
- R(C);CHECK
- Vars
- R(f);P_SPINR(f)::P(E),XB(d)
- Refutation
- S(a);P_SPINS(a)
- Try
- R(C);CHECK,P_PINR(h)
- Vars
- R(f);N_SPINR(h),P_SPINR(f)::R(C),XR(h)
- Refutation
- S(a);P_SPINS(a)
- Try
- Q(A);P_PINR(h)
- Threat
- QAB(A)
- Vars
- Q(b);N_GUARD::B(D),XB(d)
- R(f);SBLOCK::P(E),XB(d)
- R(h);::S(G)
- Refutation
- R(h);N_SPINR(h),XQ(A)
- Try
- Actual
- K(L);P-FLIGHT
- Threat
- P=Q
- Vars
- Q(b);N_SPINB(d),XB(D)::P=Q
- R(f);XR(B)::P=Q
- B(c);XR(B)::P=Q
- B(d);N_SPINB(d),XB(D)::P=Q
- P(i);XS(G)::P=Q
- Q(b);::P=Q
- Q(b);N_GUARD::B(D),XB(d)
- R(f);::P=Q
- R(f);SBLOCK::P(E),XB(d)
- R(f);OGATE::R(B),XR(h)
- R(h);SBLOCK::S(G)
- R(h);::QAB(A)+R(C),DCHECK,XR(h)
- B(c);::P=Q
- S(a);::P=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).