MESON Chess Problem Database
Problem Display
PID: 81635 (3q4/1b1pb3/3Q4/pR3N1B/2PBkP2/K1Pnp1P1/2P5/8 w - - 0 1)
Stolev, Nikola
Comm., Zappas MT, 2008
#2
11 + 8
| 56 | The Problemist | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Bxd6+
- 2.Sxd6#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Bxd6+
- Tries
- 1.Sh4?
- threat
- 2.Bf3#
- 2.Bg6#
- 1...Bxh4
- 2.Qg6#
- 1...Sxf4
- 2.Bf3#
- 2.Re5#
- 1...Qe8
- 2.Bf3#
- 1...Qf8
- 2.Bf3#
- 1...Qg8
- 2.Bf3#
- 1...Se1
- 2.Bg6#
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Bxd6+!
- threat
- 1.Bb6?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Bf6?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Ba7?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Bg7?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Bh8?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 2.Qd4#
- 1...Bd5!
- threat
- 1.Be2?
- threat
- 2.cxd3#
- 1...Bxd6+
- 2.Sxd6#
- 1...Sxf4
- 2.Re5#
- 1...Sc5
- 2.Qe5#
- 1...Se5
- 2.Rxe5#
- 1...Sc1
- 2.Re5#
- 1...Se1
- 2.Re5#
- 1...Sb2
- 2.Re5#
- 1...Sf2
- 2.Re5#
- 1...Sb4
- 2.Re5#
- 2.Qe5#
- 1...Bd5!
- threat
- 1.Qxe7+?
- 1...Se5
- 2.Sd6#
- 2.Rxe5#
- 2.Qxe5#
- 1...Qxe7+!
- 1...Se5
- 1.Sh4?
- Keys
- 1.Bc5!
- threat
- 2.Qxd3#
- 1...Kxf5
- 2.Qg6#
- 1...Bxd6
- 2.Sxd6#
- 1...Sxf4
- 2.Qxf4#
- 1...Sxc5
- 2.Qe5#
- 1...Bd5
- 2.Qxd5#
- 1...Sc1
- 2.Qe5#
- 1...Se1
- 2.Qe5#
- 1...Sb2
- 2.Qe5#
- 1...Sf2
- 2.Qe5#
- 1...Sb4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- threat
- 1.Bc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD::R1(H)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- B(g);N_PINQ(K),XS(I)::QAB(K)
- Q(h);::B(J)
- S(a);N_GUARD::R1(H),XS(a)
- Refutation
- B(g);CHECK,XQ(K)
- Try
- B(F);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- B(F);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- B(F);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- B(F);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- B(F);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- B(J);
- Threat
- P(A),XS(a)
- Vars
- B(g);CHECK,XQ(K)::S(I),XB(g)
- S(a);N_GUARD,XP(G)::R1(H)
- S(a);N_PINQ(K)::QAR1(K)
- S(a);N_GUARD::R1(H),XS(a)
- S(a);N_GUARD::R1(H)
- Refutation
- B(e);
- Try
- Q(K);CHECK,N_SPINQ(K),XB(g)
- Refutation
- Q(h);CHECK,XQ(K)
- Try
- Actual
- B(F);N_SPINQ(K)
- Threat
- QAB1(K),XS(a)
- Vars
- K(c);OGATEB,S_FLIGHT,XS(I)::QAB1(K)
- B(g);P_PINB(F),XQ(K)::S(I),XB(g)
- S(a);OGATE,XP(G)::QAR1(K),XS(a)
- S(a);N_GUARD,XB(F)::QAR1(K)
- B(e);N_GUARD::QAB1(K),XB(e)
- S(a);N_GUARD::QAR1(K)
- S(a);N_GUARD::QAR1(K),XS(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).