MESON Chess Problem Database
Problem Display
PID: 265613 (1K6/4QN2/7B/PpRpNb2/3kPqR1/P1pp4/2p2P2/6r1 w - - 0 1)
Sorochan, Vladimir Mikhailovich
Candela MT (Problemas), 2018
#2
11 + 9
SOLUTION
- SOUND
- Sets
- 1...Kxe4
- 2.Rxf4#
- 1...Qc1
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Qd2
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Qh2
- 2.Be3#
- 2.Rxd5#
- 1...Qe3
- 2.Sc6#
- 2.Bxe3#
- 2.Rxd5#
- 2.fxe3#
- 1...Qg3
- 2.Rxd5#
- 1...Qg5
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Qxh6
- 2.Sf3#
- 2.Rxd5#
- 1...Qxf2
- 2.Sc6#
- 2.Rxd5#
- 1...Qf3
- 2.Sxf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Qxe4
- 2.Sf3#
- 2.Sc6#
- 2.Be3#
- 1...Qxg4
- 2.Sc6#
- 1...dxe4
- 2.Qd6#
- 1...Kxe4
- Tries
- 1.Sd6?
- threat
- 2.Rxd5#
- 1...Kxc5
- 2.Sxf5#
- 1...Qxe5
- 2.Be3#
- 1...Qxe4
- 2.Sxb5#
- 2.Sxf5#
- 2.Be3#
- 1...Bxe4
- 2.Sxb5#
- 1...dxe4
- 2.Sxb5#
- 1...Be6!
- threat
- 1.Bxf4?
- threat
- 2.Sf3#
- 2.Sc6#
- 2.Be3#
- 1...Rxg4
- 2.Sf3#
- 2.Sc6#
- 1...Bxe4
- 2.Sc6#
- 2.Be3#
- 1...Bxg4
- 2.Sc6#
- 1...dxe4
- 2.Sc6#
- 2.Be3#
- 2.Qd6#
- 1...c1Q
- 2.Sf3#
- 2.Sc6#
- 1...c1B
- 2.Sf3#
- 2.Sc6#
- 1...Be6
- 2.Be3#
- 1...Re1
- 2.Sf3#
- 2.Sc6#
- 1...Rg3
- 2.Sc6#
- 1...Bd7
- 2.Sf3#
- 2.Be3#
- 1...d2
- 2.Be3#
- 1...Kxe4!
- threat
- 1.Rxf4?
- threat
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 2.exf5#
- 1...Bxe4
- 2.Sf3#
- 2.Sc6#
- 1...dxe4
- 2.Sf3#
- 2.Sc6#
- 2.Qd6#
- 1...c1Q
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...c1B
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Be6
- 2.Sf3#
- 2.Sc6#
- 2.exd5#
- 1...Re1
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Rg3
- 2.Sc6#
- 2.Rxd5#
- 2.exf5#
- 1...Rg4
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Rg6
- 2.Sf3#
- 2.Rxd5#
- 2.exf5#
- 1...Bh3
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 2.exd5#
- 1...Bg4
- 2.Sc6#
- 2.Rxd5#
- 2.exd5#
- 1...Bg6
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Bd7
- 2.Sf3#
- 2.Rxd5#
- 2.exd5#
- 1...Bh7
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 1...Bc8
- 2.Sf3#
- 2.Sc6#
- 2.Rxd5#
- 2.exd5#
- 1...d2
- 2.Rxd5#
- 2.exf5#
- 1...Rg8+!
- threat
- 1.Rxc3?
- threat
- 2.Qb4#
- 1...Qxe5+
- 2.Qxe5#
- 1...Kxc3
- 2.Qb4#
- 1...Kxe4
- 2.Rxf4#
- 1...dxe4
- 2.Qc5#
- 1...b4
- 2.Qxb4#
- 1...Rb1!
- threat
- 1.Rc6?
- threat
- 2.Qb4#
- 1...Qxe5+
- 2.Qxe5#
- 1...Kxe4
- 2.Rxf4#
- 1...dxe4
- 2.Qc5#
- 2.Qd6#
- 1...b4
- 2.Qxb4#
- 1...Rb1!
- threat
- 1.Rc7?
- threat
- 2.Qb4#
- 1...Kxe4
- 2.Rxf4#
- 1...dxe4
- 2.Qc5#
- 2.Qd6#
- 1...b4
- 2.Qxb4#
- 1...Rb1!
- threat
- 1.Rc8?
- threat
- 2.Qb4#
- 1...Qxe5+
- 2.Qxe5#
- 1...Kxe4
- 2.Rxf4#
- 1...dxe4
- 2.Qc5#
- 2.Qd6#
- 1...b4
- 2.Qxb4#
- 1...Rb1!
- threat
- 1.Qd6?
- threat
- 2.Qxd5#
- 1...Kxe4
- 2.Rxf4#
- 2.Qxd5#
- 1...Qxe5
- 2.Be3#
- 1...Bxe4
- 2.Sc6#
- 1...Be6!
- threat
- 1.Sd6?
- Keys
- 1.Qa7!
- threat
- 2.Rc4#
- 1...Qxe5+
- 2.Rc7#
- 1...Kxe4
- 2.Rxf4#
- 1...dxe4
- 2.Rxb5#
- threat
- 1.Qa7!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 2
- Sets
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- Q(f);::R1(F),XP(h)
- Q(f);N_PINS(G),XR(D)::S(G)
- P(h);OGATEB,SBLOCK,XP(C)::QAR2(I)
- Tries
- Try
- S(J);N_SPINS(G)
- Threat
- R1(F),XP(h)
- Vars
- K(e);N_GUARD,S_CUTQ(f),S_FLIGHT,XR(F)::QAB(I)+S(J),XB(i)
- Q(f);OGATE,P_PINS(J),XS(G)::B(H)
- B(i);SBLOCK,XP(C)::S(J),XP(g)
- P(h);SBLOCK,XP(C)::S(J),XP(g)
- Refutation
- B(i);
- Try
- B(H);N_SPINS(G),XQ(f)
- Threat
- DUALS(3)
- Vars
- B(i);XR(D)::S(G)
- B(i);::B(H)
- R(a);::S(G)
- P(d);::B(H)
- Refutation
- K(e);P-FLIGHT,XP(C)
- Try
- R(D);N_SPINS(G),XQ(f)
- Threat
- DUALS(4)
- Refutation
- R(a);CHECK
- Try
- R(F);XP(c)
- Threat
- QAR2(I)
- Vars
- Q(f);CHECK,OGATE,XS(G)::QAB1(I),XQ(f)
- K(e);S_FLIGHT,XR(F)::QAB1(I)
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- P(h);SBLOCK,XP(C)::QAB1(I)
- P(g);::QAR2(I),XP(g)
- Refutation
- R(a);
- Try
- R(F);
- Threat
- QAR2(I)
- Vars
- Q(f);CHECK,OGATE,XS(G)::QAB1(I),XQ(f)
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- P(g);::QAR2(I),XP(g)
- Refutation
- R(a);
- Try
- R(F);N_SPINS(G)
- Threat
- QAR2(I)
- Vars
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- P(g);::QAR2(I),XP(g)
- Refutation
- R(a);
- Try
- R(F);
- Threat
- QAR2(I)
- Vars
- Q(f);CHECK,OGATE,XS(G)::QAB1(I),XQ(f)
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- P(g);::QAR2(I),XP(g)
- Refutation
- R(a);
- Try
- Q(I);N_SPINS(G),P_PINP(h)
- Threat
- QAR1(I),XP(h)
- Vars
- Q(f);OGATE,P_PINQ(I),XS(G)::B(H)
- B(i);SBLOCK,XP(C)::S(G)
- Refutation
- B(i);
- Try
- Actual
- Q(I);
- Threat
- QAB(I)+R(F),DCHECK
- Vars
- Q(f);CHECK,XS(G)::QAB(I)+R(F)
- K(e);OGATEB,P-FLIGHT,P_SPINQ(f),XP(C)::R1(D),XQ(f)
- P(h);SBLOCK,XP(C)::QAB(I)+R(F),XP(g)
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).