MESON Chess Problem Database
Problem Display
PID: 230630 (1Nb5/2KpB1p1/5RP1/4k1N1/3p3r/6P1/B2RPp1n/6Q1 w - - 0 1)
Gomez, Luis
Problemas, 2021
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Re4
- 2.Sf7#
- 1...Rf4
- 2.gxf4#
- 1...Ba6
- 2.Sxd7#
- 1...Bb7
- 2.Sxd7#
- 1...d5
- 2.Sc6#
- 1...d6
- 2.Sc6#
- 1...Re4
- Tries
- 1.Rf4?
- threat
- 2.Sf7#
- 2.Bd6#
- 1...d5
- 2.Sc6#
- 2.Bd6#
- 1...d6
- 2.Sf7#
- 2.Sc6#
- 2.Bxd6#
- 1...Rxf4!
- threat
- 1.Rf7?
- threat
- 2.Bd6#
- 1...d6
- 2.Sc6#
- 2.Bxd6#
- 1...d3!
- threat
- 1.Rf8?
- threat
- 2.Bd6#
- 1...d6
- 2.Sc6#
- 2.Bxd6#
- 1...d3!
- threat
- 1.Qxf2?
- threat
- 2.Bd6#
- 2.Rf5#
- 2.Qf5#
- 1...gxf6
- 2.Bd6#
- 2.Bxf6#
- 2.Qxf6#
- 1...Rf4
- 2.Qxf4#
- 2.gxf4#
- 1...d3
- 2.Bd6#
- 2.Rf5#
- 1...d5
- 2.Sc6#
- 2.Bd6#
- 1...d6
- 2.Sc6#
- 2.Bxd6#
- 1...Sf3!
- threat
- 1.Qb1?
- threat
- 2.Sf7#
- 2.Rf5#
- 2.Qf5#
- 1...gxf6
- 2.Sf7#
- 2.Bd6#
- 1...f1Q
- 2.Sf7#
- 1...f1R
- 2.Sf7#
- 1...Re4
- 2.Sf7#
- 2.Qxe4#
- 1...Rf4
- 2.Sf7#
- 2.gxf4#
- 1...d5
- 2.Sf7#
- 2.Sc6#
- 1...d6
- 2.Sf7#
- 2.Sc6#
- 1...d3!
- threat
- 1.Qh1?
- threat
- 2.Sf7#
- 2.Qd5#
- 1...gxf6
- 2.Qd5#
- 1...d3
- 2.Qd5#
- 1...Re4
- 2.Sf7#
- 2.Qxe4#
- 1...Bb7
- 2.Sf7#
- 2.Sxd7#
- 1...d5
- 2.Sf7#
- 2.Sc6#
- 2.Qxd5#
- 1...Sf3!
- threat
- 1.Qg2?
- threat
- 2.Sf7#
- 2.Qd5#
- 1...gxf6
- 2.Qd5#
- 1...d3
- 2.Qd5#
- 1...Re4
- 2.Sf7#
- 2.Qxe4#
- 1...Bb7
- 2.Sf7#
- 2.Sxd7#
- 1...d5
- 2.Sf7#
- 2.Sc6#
- 2.Qxd5#
- 1...Sf3!
- threat
- 1.g4?
- threat
- 2.Rf5#
- 2.Qg3#
- 1...Sxg4
- 2.Qg3#
- 1...fxg1Q
- 2.Rf5#
- 1...fxg1S
- 2.Rf5#
- 1...fxg1B
- 2.Rf5#
- 1...fxg1R
- 2.Rf5#
- 1...gxf6
- 2.Bd6#
- 2.Qg3#
- 1...d3
- 2.Qa1#
- 1...f1Q
- 2.Qxd4#
- 1...f1S
- 2.Rf5#
- 2.Qxd4#
- 1...f1R
- 2.Qxd4#
- 1...Rh3
- 2.Rf5#
- 1...Sf1
- 2.Rf5#
- 1...d5
- 2.Sc6#
- 2.Qg3#
- 1...d6
- 2.Sc6#
- 2.Qg3#
- 1...Rxg4!
- threat
- 1.Rf4?
- Keys
- 1.e4!
- threat
- 2.Rf5#
- 1...Rxe4
- 2.Sf7#
- 1...gxf6
- 2.Bd6#
- 1...dxe4 ep
- 2.Rd5#
- 1...d3
- 2.Qa1#
- 1...f1Q
- 2.Qxd4#
- 1...f1R
- 2.Qxd4#
- 1...Rf4
- 2.gxf4#
- 1...d5
- 2.Sc6#
- 1...d6
- 2.Sc6#
- threat
- 1.e4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 2
- Sets
- R(d);SBLOCK::S(F)
- R(d);OGATE::P(E),XR(d)
- B(h);N_GUARD::S(K),XP(f)
- P(f);N_GUARD::S(K)
- Tries
- Try
- R(G);
- Threat
- DUALS(2)
- Refutation
- R(d);XR(G)
- Try
- R(G);
- Threat
- B(J)
- Refutation
- P(c);
- Try
- R(G);
- Threat
- B(J)
- Refutation
- P(c);
- Try
- Q(A);XP(a)
- Threat
- DUALS(3)
- Refutation
- S(b);
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- P(a);::S(F)
- Refutation
- P(c);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(g);XR(G)::QAR1(A)
- P(c);::QAR1(A)
- Refutation
- S(b);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- P(g);XR(G)::QAR1(A)
- P(c);::QAR1(A)
- Refutation
- S(b);
- Try
- P(E);
- Threat
- DUALS(2)
- Vars
- S(b);XP(E)::QAB(A)
- P(a);XQ(A)::R1(G)
- P(c);OGATEB::QAB(A)
- P(a);OGATE::QAB1(A),XP(c)
- R(d);::R1(G)
- S(b);::R1(G)
- Refutation
- R(d);XP(E)
- Try
- Actual
- P(D);
- Threat
- R1(G)
- Vars
- R(d);SBLOCK,XP(D)::S(F)
- P(g);SBLOCK,XR(G)::B(J)
- P(c);EP,OGATE,XP(D)::R1(C)
- P(c);OGATEB::QAB(A)
- P(a);OGATE::QAB1(A),XP(c)
- R(d);OGATE::P(E),XR(d)
- P(f);N_GUARD::S(K)
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