MESON Chess Problem Database
Problem Display
PID: 276977 (7q/1p1QrP2/3np2p/R3pP1N/1p2k1Bp/3NP3/3bPP2/B2K4 w - - 0 1)
Gomez, Luis
Velasco, Jose Luis
Salazar-100 MT (Problemas), 2024
#2
12 + 11
SOLUTION
- SOUND
- Sets
- 1...Qf6
- 2.Sxf6#
- 1...Qh7
- 2.Sf6#
- 2.Rxe5#
- 1...Qa8
- 2.Sf6#
- 2.Rxe5#
- 1...Qb8
- 2.Sf6#
- 2.Rxe5#
- 1...Qc8
- 2.Sf6#
- 2.Rxe5#
- 1...Qd8
- 2.Sf6#
- 2.Rxe5#
- 1...Qe8
- 2.Sf6#
- 2.Rxe5#
- 1...Qf8
- 2.Sf6#
- 2.Rxe5#
- 1...Qg8
- 2.Sf6#
- 2.Rxe5#
- 1...Bxe3
- 2.f3#
- 1...Sc4
- 2.Sc5#
- 1...Sb5
- 2.Sc5#
- 1...Sxf5
- 2.Sc5#
- 2.Bf3#
- 1...Sxf7
- 2.Sc5#
- 1...Sc8
- 2.Sc5#
- 1...Se8
- 2.Sc5#
- 1...h3
- 2.Sg3#
- 1...exf5
- 2.Bf3#
- 1...b5
- 2.Qc6#
- 1...b6
- 2.Qc6#
- 1...Qf6
- Tries
- 1.Kxd2?
- threat
- 2.f3#
- 1...b5
- 2.Qc6#
- 1...Sc4+!
- threat
- 1.Sg7?
- threat
- 2.Bf3#
- 2.Rxe5#
- 1...Sxf7
- 2.Sc5#
- 2.Bf3#
- 1...exf5
- 2.Bf3#
- 1...b5
- 2.Bf3#
- 2.Qc6#
- 1...Bc3
- 2.Bf3#
- 1...Sc4
- 2.Sc5#
- 2.Bf3#
- 1...Sb5
- 2.Sc5#
- 2.Bf3#
- 1...Qxg7!
- threat
- 1.Bd4?
- threat
- 2.f3#
- 1...exd4
- 2.Bf3#
- 1...b5
- 2.Qc6#
- 1...Bxe3!
- threat
- 1.Qxe6?
- threat
- 2.Sc5#
- 2.Bf3#
- 2.Qd5#
- 1...Bxe3
- 2.Bf3#
- 2.Qd5#
- 2.f3#
- 1...Qc8
- 2.Sf6#
- 2.Bf3#
- 2.Rxe5#
- 2.Qd5#
- 1...Rc7
- 2.Bf3#
- 2.Qd5#
- 1...Sb5
- 2.Sc5#
- 2.Bf3#
- 1...b5
- 2.Sc5#
- 2.Bf3#
- 1...b6
- 2.Bf3#
- 2.Qd5#
- 1...Rxe6!
- threat
- 1.Qxd6?
- threat
- 2.Sc5#
- 1...Bxe3
- 2.f3#
- 1...Qc8
- 2.Sf6#
- 2.Rxe5#
- 2.Qxe5#
- 1...b6
- 2.Qc6#
- 1...Rc7!
- threat
- 1.f6?
- threat
- 2.Rxe5#
- 1...Qxf6
- 2.Sxf6#
- 1...Sxf7
- 2.Sc5#
- 1...b5
- 2.Qc6#
- 1...Sc4
- 2.Sc5#
- 1...Sb5
- 2.Sc5#
- 1...Bc3!
- threat
- 1.f8Q?
- threat
- 2.Bf3#
- 1...Qxf8
- 2.Rxe5#
- 1...Qf6
- 2.Sxf6#
- 1...Sf7
- 2.Sc5#
- 1...Rf7!
- threat
- 1.f8R?
- threat
- 2.Bf3#
- 1...Qxf8
- 2.Rxe5#
- 1...Qf6
- 2.Sxf6#
- 1...Sf7
- 2.Sc5#
- 1...Rf7!
- threat
- 1.Kxd2?
- Keys
- 1.Shf4!
- threat
- 2.Sc5#
- 1...Bxe3
- 2.f3#
- 1...exf4
- 2.Bf3#
- 1...Qc8
- 2.Rxe5#
- 1...b6
- 2.Qc6#
- threat
- 1.Shf4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- Q(k);N_GUARD::S(J),XQ(k)
- B(a);SBLOCK,XP(F)::P(D)
- S(f);::S(E)
- S(f);XP(L)::S(E)
- P(d);N_GUARD::S(J)
- P(g);XP(I)::B(G)
- P(i);N_GUARD::QAB(K)
- Tries
- Try
- K(B);P-FLIGHT,XB(a)
- Threat
- P(D)
- Vars
- P(i);N_GUARD::QAB(K)
- Refutation
- S(f);CHECK
- Try
- S(J);
- Threat
- DUALS(2)
- Vars
- P(g);XP(I)::B(G)
- B(a);::B(G)
- Refutation
- Q(k);XS(J)
- Try
- B(A);
- Threat
- P(D)
- Vars
- P(e);XB(A)::B(G)
- P(i);N_GUARD::QAB(K)
- Refutation
- B(a);XP(F)
- Try
- Q(K);P_PINP(e),XP(g)
- Threat
- DUALS(3)
- Refutation
- R(j);N_SPINP(e),XQ(K)
- Try
- Q(K);XS(f)
- Threat
- S(E)
- Vars
- B(a);SBLOCK,XP(F)::P(D)
- P(i);N_GUARD::QAB(K)
- Refutation
- R(j);
- Try
- P(I);
- Threat
- R1(H),XP(e)
- Vars
- Q(k);XP(I)::S(J),XQ(k)
- S(f);XP(L)::S(E)
- P(i);N_GUARD::QAB(K)
- S(f);::S(E)
- Refutation
- B(a);
- Try
- P(L);
- Threat
- B(G)
- Vars
- Q(k);N_GUARD,XQ(L)::R1(H),XP(e)
- Q(k);N_GUARD::S(J),XQ(k)
- S(f);::S(E)
- Refutation
- R(j);
- Try
- P(L);
- Threat
- B(G)
- Vars
- Q(k);N_GUARD,XR(L)::R1(H),XP(e)
- Q(k);N_GUARD::S(J),XQ(k)
- S(f);::S(E)
- Refutation
- R(j);
- Try
- Actual
- S(J);
- Threat
- S(E)
- Vars
- B(a);SBLOCK,XP(F)::P(D)
- P(e);XS(J)::B(G)
- Q(k);N_GUARD::R1(H),XP(e)
- P(i);N_GUARD::QAB(K)
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).