MESON Chess Problem Database
Problem Display
PID: 89962 (1n2r1b1/2PNBR1p/ppB1k3/P3pR2/1P1p1r2/1K2Np2/1nQp4/8 w - - 0 1)
Mladenovic, Miodrag
Die Schwalbe, 1984
#2
11 + 13
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.R5f6#
- 1...Rg4
- 2.R5f6#
- 1...Rh4
- 2.R5f6#
- 1...Rxf5
- 2.Qxf5#
- 1...Rxe7
- 2.R7f6#
- 1...Rd8
- 2.cxd8S#
- 1...Rf8
- 2.Sxf8#
- 1...Bxf7
- 2.Rxe5#
- 1...Sd1
- 2.Qc4#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...Sxc6
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 1...bxa5
- 2.Sc5#
- 1...b5
- 2.Sc5#
- 1...Re4
- Tries
- 1.Sd5?
- threat
- 2.R7f6#
- 1...Rxf5
- 2.Qxf5#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxc6
- 2.Qxc6#
- 1...Rf8
- 2.Sxf8#
- 1...Sxd7!
- threat
- 1.Sxb6?
- threat
- 2.Bd5#
- 1...Rxe7
- 2.R7f6#
- 1...Sxc6
- 2.Qxc6#
- 1...Rd8
- 2.cxd8S#
- 1...Bxf7!
- threat
- 1.Bf8?
- threat
- 2.Bd5#
- 2.R7f6#
- 1...Rxf5
- 2.Bd5#
- 2.Qxf5#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 2.Bxd7#
- 1...dxe3
- 2.R7f6#
- 1...Re7
- 2.R7f6#
- 1...Rxf8!
- threat
- 1.Rxf4?
- threat
- 2.R4f6#
- 2.Qf5#
- 1...Rxe7
- 2.R4f6#
- 2.R7f6#
- 1...Sxc6
- 2.Qf5#
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 2.Qf5#
- 1...exf4
- 2.Qf5#
- 1...d1Q
- 2.R4f6#
- 1...d1B
- 2.R4f6#
- 1...Sd3
- 2.R4f6#
- 2.Qc4#
- 1...d3
- 2.R4f6#
- 1...e4
- 2.R4f6#
- 2.Qxe4#
- 1...Bxf7!
- threat
- 1.Rg7?
- threat
- 2.Rxe5#
- 1...Rxf5
- 2.Qxf5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 1...Re4
- 2.Rf6#
- 1...Sd3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...e4
- 2.Re5#
- 1...Rxe7!
- threat
- 1.Rxh7?
- threat
- 2.Rxe5#
- 1...Rxf5
- 2.Qxf5#
- 1...Rxe7
- 2.Rh6#
- 1...Sxc6
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 1...Re4
- 2.Rf6#
- 1...Sd3
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...e4
- 2.Re5#
- 1...Bxh7!
- threat
- 1.cxb8Q?
- threat
- 2.Qxe5#
- 2.Qd6#
- 1...Rxf5
- 2.Qxf5#
- 1...Rxe7
- 2.Sf8#
- 2.R7f6#
- 2.Qxe5#
- 1...Re4
- 2.R5f6#
- 2.Qd6#
- 1...Sd3
- 2.Qd6#
- 2.Qc4#
- 1...Sc4
- 2.Qxc4#
- 1...e4
- 2.Qe5#
- 2.Qd6#
- 1...Rxb8!
- threat
- 1.c8Q?
- threat
- 2.Sc5#
- 2.Sf8#
- 2.Bd5#
- 1...Rxf5
- 2.Bd5#
- 2.Qxf5#
- 1...Rxe7
- 2.R7f6#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxc6
- 2.Sc5#
- 2.Sf8#
- 2.Q2xc6#
- 2.Q8xc6#
- 1...Sxd7
- 2.Bd5#
- 2.Bxd7#
- 2.Qxd7#
- 1...dxe3
- 2.Sc5#
- 2.Sf8#
- 1...Rf8
- 2.Sc5#
- 2.Sxf8#
- 2.Bd5#
- 1...Rxc8!
- threat
- 1.c8S?
- threat
- 2.R7f6#
- 1...Rxf5
- 2.Qxf5#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxc6
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 1...Rf8
- 2.Sxf8#
- 1...Rxc8!
- threat
- 1.c8B?
- threat
- 2.Sc5#
- 2.Sf8#
- 2.Bd5#
- 1...Rxf5
- 2.Bd5#
- 2.Qxf5#
- 1...Rxe7
- 2.R7f6#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxc6
- 2.Sc5#
- 2.Sf8#
- 2.Qxc6#
- 1...Sxd7
- 2.Bd5#
- 2.B6xd7#
- 2.B8xd7#
- 1...dxe3
- 2.Sc5#
- 2.Sf8#
- 1...Rf8
- 2.Sc5#
- 2.Sxf8#
- 2.Bd5#
- 1...Rxc8!
- threat
- 1.Sd5?
- Keys
- 1.axb6!
- threat
- 2.Sc5#
- 1...Rxf5
- 2.Qxf5#
- 1...Rxe7
- 2.R7f6#
- 1...Bxf7
- 2.Rxe5#
- 1...Sxd7
- 2.Bd5#
- 1...Sd3
- 2.Qc4#
- 1...Sa4
- 2.Qc4#
- threat
- 1.axb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 10
- Sets
- R(e);N_GUARD::R1(F)
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- R(l);SBLOCK,XB(J)::R1(K)
- R(l);OGATE::PXR(l)=S
- R(l);N_GUARD::S(I),XR(l)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- S(a);N_GUARD::QAB(A)
- S(a);N_GUARD::QAB(A),XS(a)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- S(k);SBLOCK,XS(I)::B(G)
- P(h);N_GUARD,XP(E)::S(I)
- P(h);N_GUARD::S(I)
- Tries
- Try
- S(C);
- Threat
- R1(K)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- R(l);N_GUARD::S(I),XR(l)
- Refutation
- S(k);XS(I)
- Try
- S(I);XP(h)
- Threat
- B(G)
- Vars
- R(l);SBLOCK,XB(J)::R1(K)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- R(l);OGATE::PXR(l)=S
- Refutation
- B(m);XR(K)
- Try
- B(J);
- Threat
- DUALS(2)
- Vars
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- P(d);XS(C)::R1(K)
- R(l);::R1(K)
- Refutation
- R(l);XB(J)
- Try
- R(F);XR(e)
- Threat
- DUALS(2)
- Vars
- P(f);XR(F)::QAB1(A)
- P(b);P_PINQ(A)::R1(F)
- P(d);::R1(F)
- Refutation
- B(m);XR(K)
- Try
- R(K);
- Threat
- R1(F),XP(f)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- S(k);SBLOCK,XS(I)::B(G)
- R(e);N_GUARD::R1(F)
- S(a);N_GUARD::QAB(A)
- S(a);N_GUARD::QAB(A),XS(a)
- P(f);::R1(F)
- Refutation
- R(l);XB(J)
- Try
- R(K);XP(j)
- Threat
- R1(F),XP(f)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- R(l);SBLOCK,XB(J)::R(K)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- S(k);SBLOCK,XS(I)::B(G)
- R(e);N_GUARD::R1(F)
- S(a);N_GUARD::QAB(A)
- S(a);N_GUARD::QAB(A),XS(a)
- P(f);::R1(F)
- Refutation
- B(m);XR(K)
- Try
- P(H);XS(k)
- Threat
- DUALS(2)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- S(a);N_GUARD::QAB(A),XS(a)
- Refutation
- R(l);XQ(H)
- Try
- P(H);
- Threat
- DUALS(3)
- Vars
- R(l);SBLOCK,XB(J)::R1(K)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- Refutation
- R(l);XQ(H)
- Try
- P(H);
- Threat
- R1(K)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- S(k);OGATE,XB(G)::QAR2(A),XS(k)
- S(k);SBLOCK,XS(I)::B(G)
- R(l);N_GUARD::S(I),XR(l)
- Refutation
- R(l);XS(H)
- Try
- P(H);
- Threat
- DUALS(3)
- Vars
- R(l);SBLOCK,XB(J)::R1(K)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- Refutation
- R(l);XB(H)
- Try
- Actual
- P(E);XP(h)
- Threat
- S(I)
- Vars
- R(e);OGATE,XR(F)::QAB1(A),XR(e)
- R(l);SBLOCK,XB(J)::R1(K)
- B(m);SBLOCK,XR(K)::R1(F),XP(f)
- S(k);SBLOCK,XS(I)::B(G)
- S(a);N_GUARD::QAB(A)
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).