MESON Chess Problem Database
Problem Display
PID: 267896 (1b1R4/1p2p1K1/4pP2/1Q1nk3/2PN2R1/4p3/1NBr1P2/7b w - - 0 1)
Gomez, Luis
Zaldo MT (Problemas), 2019
#2
10 + 9
SOLUTION
- SOUND
- Sets
- 1...Rxc2
- 2.Sd3#
- 1...Re2
- 2.Sd3#
- 1...Rxf2
- 2.Sd3#
- 1...Rd3
- 2.Sxd3#
- 1...Bf3
- 2.Sxf3#
- 1...Be4
- 2.Rxe4#
- 1...b6
- 2.Sc6#
- 1...Rxc2
- Tries
- 1.Qd7?
- threat
- 2.Qxe6#
- 1...Be4
- 2.Rxe4#
- 1...Sf4
- 2.Rg5#
- 1...Sc7
- 2.f4#
- 1...Rxd4!
- threat
- 1.Qc5?
- threat
- 2.f4#
- 1...Rxc2
- 2.Sd3#
- 1...Rxf2
- 2.Sd3#
- 1...Rxd4
- 2.Qxd4#
- 1...Rd3
- 2.Sxd3#
- 1...Bf3
- 2.Sxf3#
- 1...exf2!
- threat
- 1.Qb6?
- threat
- 2.Qxe6#
- 1...Rxd4
- 2.Qxd4#
- 1...Sxb6
- 2.f4#
- 1...Be4
- 2.Rxe4#
- 1...Sf4
- 2.Rg5#
- 1...Sc7
- 2.f4#
- 1...Bd6!
- threat
- 1.Qxb7?
- threat
- 2.Sc6#
- 1...Rxc2
- 2.Sd3#
- 1...Sxf6
- 2.Qxb8#
- 2.f4#
- 1...Be4
- 2.Rxe4#
- 1...Rd3
- 2.Sxd3#
- 1...Sc3
- 2.Qxb8#
- 2.f4#
- 1...Sb4
- 2.Qxb8#
- 2.f4#
- 1...Sf4
- 2.Rg5#
- 2.Qxb8#
- 1...Sb6
- 2.Qxb8#
- 2.f4#
- 1...Sc7
- 2.f4#
- 1...Rxd4!
- threat
- 1.fxe3?
- threat
- 2.Rg5#
- 1...Rxc2
- 2.Sd3#
- 1...Rf2
- 2.Sd3#
- 1...Rg2
- 2.Sd3#
- 2.Sf3#
- 1...Rd3
- 2.Sxd3#
- 1...Be4
- 2.Rxe4#
- 1...exf6!
- threat
- 1.f3?
- threat
- 2.Re4#
- 1...Bxf3
- 2.Sxf3#
- 1...Rg2
- 2.Sd3#
- 1...Rxd4!
- threat
- 1.cxd5?
- threat
- 2.Sc4#
- 1...Rxc2
- 2.Sd3#
- 1...Be4
- 2.Rxe4#
- 1...Rxd4!
- threat
- 1.c5?
- threat
- 2.Sc4#
- 1...Rxc2
- 2.Sd3#
- 1...Be4
- 2.Rxe4#
- 1...Sb6
- 2.f4#
- 1...Rxd4!
- threat
- 1.Qd7?
- Keys
- 1.Qe8!
- threat
- 2.Qh5#
- 1...Rxf2
- 2.Sd3#
- 1...Sxf6
- 2.f4#
- 1...exf6
- 2.Qxe6#
- 1...Be4
- 2.Rxe4#
- 1...Sf4
- 2.Rg5#
- threat
- 1.Qe8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- R(b);N_GUARD,XB(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);N_GUARD,XP(C)::S(A)
- R(b);N_GUARD::S(A),XR(b)
- B(a);N_GUARD::S(E),XB(a)
- B(a);N_GUARD::R1(F),XB(a)
- P(g);N_GUARD::S(E)
- Tries
- Try
- Q(G);N_PINS(d)
- Threat
- QAR1(G),XP(f)
- Vars
- B(a);N_GUARD::R1(F),XB(a)
- S(d);SBLOCK::R(F)
- S(d);N_GUARD::P(C)
- Refutation
- R(b);XS(E)
- Try
- Q(G);
- Threat
- P(C)
- Vars
- R(b);N_GUARD,XB(B)::S(A)
- R(b);N_GUARD,XP(C)::S(A)
- R(b);OGATE,XS(E)::QAB1(G),XR(b)
- R(b);N_GUARD::S(A),XR(b)
- B(a);N_GUARD::S(E),XB(a)
- Refutation
- P(c);XP(C)
- Try
- Q(G);N_PINS(d)
- Threat
- QAR1(G),XP(f)
- Vars
- R(b);OGATE,XS(E)::QAB1(G),XR(b)
- S(d);N_GUARD,XQ(G)::P(C)
- B(a);N_GUARD::R1(F),XB(a)
- S(d);SBLOCK::R(F)
- S(d);N_GUARD::P(C)
- Refutation
- B(i);
- Try
- Q(G);N_PINS(d),XP(g)
- Threat
- S(E)
- Vars
- R(b);N_GUARD,XB(B)::S(A)
- B(a);N_GUARD::R1(F),XB(a)
- R(b);N_GUARD::S(A),XR(b)
- S(d);N_GUARD::P(C)
- Refutation
- R(b);XS(E)
- Try
- P(C);XP(c)
- Threat
- R(F)
- Vars
- R(b);N_GUARD,XB(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);N_GUARD::S(A),XR(b)
- B(a);N_GUARD::R1(F),XB(a)
- Refutation
- P(h);XP(H)
- Try
- P(C);
- Threat
- R1(F)
- Vars
- B(a);XP(C)::S(E),XB(a)
- R(b);N_GUARD,P_PINR(F)::S(A)
- Refutation
- R(b);XS(E)
- Try
- P(D);XS(d)
- Threat
- S(A)
- Vars
- R(b);N_GUARD,XB(B)::S(A)
- B(a);N_GUARD::R1(F),XB(a)
- Refutation
- R(b);XS(E)
- Try
- P(D);N_PINS(d)
- Threat
- S(A)
- Vars
- R(b);N_GUARD,XB(B)::S(A)
- B(a);N_GUARD::R1(F),XB(a)
- S(d);N_GUARD::P(C)
- Refutation
- R(b);XS(E)
- Try
- Actual
- Q(G);N_PINS(d)
- Threat
- QAR(G)
- Vars
- R(b);N_GUARD,XP(C)::S(A)
- S(d);N_GUARD,XP(H)::P(C)
- P(h);OGATE,P_SPINP(f),XP(H)::QAR1(G),XP(f)
- B(a);N_GUARD::R1(F),XB(a)
- S(d);SBLOCK::R(F)
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