MESON Chess Problem Database
Problem Display
PID: 230934 (K2Q4/1PP2pp1/2B1p1Nb/5k1P/2R2Pp1/6p1/prn1b3/B2NR1rq w - - 0 1)
Feltham, WH
British Chess Magazine, 1931
#2
12 + 13
SOLUTION
- SOUND
- Sets
- 1...Qg2
- 2.Sh4#
- 1...Qf3
- 2.Sh4#
- 1...Qe4
- 2.Bxe4#
- 1...Qd5
- 2.Sh4#
- 1...Qxc6
- 2.Sh4#
- 1...Qh2
- 2.Be4#
- 1...Qh3
- 2.Be4#
- 1...Qh4
- 2.Sxh4#
- 2.Be4#
- 1...Qxh5
- 2.Be4#
- 1...Rg2
- 2.Be4#
- 1...Rb1
- 2.Se7#
- 1...Rb3
- 2.Se7#
- 1...Rb4
- 2.Se7#
- 1...Rb5
- 2.Se7#
- 1...Rb6
- 2.Se7#
- 1...Rxb7
- 2.Se7#
- 1...Bxd1
- 2.Re5#
- 1...Bf1
- 2.Re5#
- 1...Bd3
- 2.Re5#
- 1...Bf3
- 2.Re5#
- 1...Bxc4
- 2.Re5#
- 1...Bxf4
- 2.Rxf4#
- 1...Bg5
- 2.Qxg5#
- 1...Sxa1
- 2.Se3#
- 1...Sxe1
- 2.Se3#
- 1...Sa3
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sb4
- 2.Se3#
- 1...Sd4
- 2.Se3#
- 1...g2
- 2.Be4#
- 1...e5
- 2.Bd7#
- 2.c8Q#
- 2.c8B#
- 1...fxg6
- 2.Qf8#
- 1...f6
- 2.Se7#
- 1...Qg2
- Tries
- 1.Bxh1?
- threat
- 2.Sh4#
- 2.Be4#
- 1...Bxc4
- 2.Be4#
- 2.Re5#
- 1...Bxf4
- 2.Be4#
- 2.Rxf4#
- 1...fxg6
- 2.Qf8#
- 1...e5
- 2.c8Q#
- 2.c8B#
- 1...Rg2
- 2.Sh4#
- 1...Bd3
- 2.Sh4#
- 2.Re5#
- 1...Bf3
- 2.Sh4#
- 2.Re5#
- 1...Bg5
- 2.Be4#
- 2.Qxg5#
- 1...Sd4
- 2.Se3#
- 1...g2
- 2.Sh4#
- 1...Rxh1!
- threat
- 1.Rxe2?
- threat
- 2.Re5#
- 1...Qxh5
- 2.Be4#
- 1...Bxf4
- 2.Rxf4#
- 1...e5
- 2.Bd7#
- 2.Rxe5#
- 2.c8Q#
- 2.c8B#
- 1...Qe4
- 2.Bxe4#
- 1...Qd5
- 2.Sh4#
- 1...Rb5
- 2.Se7#
- 1...Se3
- 2.Sxe3#
- 1...f6
- 2.Se7#
- 1...Re1!
- threat
- 1.Rc5+?
- 1...e5
- 2.Rxe5#
- 2.c8Q#
- 2.c8B#
- 1...Qd5!
- 1...e5
- 1.Qf6+?
- 1...gxf6
- 2.Se7#
- 1...Kxf6!
- 1...gxf6
- 1.Qe7?
- threat
- 2.Qxf7#
- 1...Bxf4
- 2.Rxf4#
- 1...fxg6
- 2.Qf8#
- 2.Qf7#
- 1...Qh4
- 2.Sxh4#
- 2.Be4#
- 1...Bg5
- 2.Qxg5#
- 1...f6!
- threat
- 1.Qd4?
- threat
- 2.Se7#
- 2.Qe5#
- 1...Qxh5
- 2.Se7#
- 2.Be4#
- 1...Bxf4
- 2.Qxf4#
- 1...fxg6
- 2.Qe5#
- 1...e5
- 2.Qxe5#
- 1...Qe4
- 2.Bxe4#
- 1...Qd5
- 2.Sh4#
- 2.Se7#
- 1...Qh4
- 2.Sxh4#
- 2.Be4#
- 2.Qe5#
- 1...Rb5
- 2.Se7#
- 1...Bg5
- 2.Qe5#
- 1...f6
- 2.Se7#
- 1...Sxd4!
- threat
- 1.Bxh1?
- Keys
- 1.c8S!
- threat
- 2.Sd6#
- 1...Qxc6
- 2.Sh4#
- 1...Qxh5
- 2.Be4#
- 1...Bxf4
- 2.Rxf4#
- 1...e5
- 2.Bd7#
- 1...Qd5
- 2.Sh4#
- threat
- 1.c8S!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 27
- Sets
- Q(b);N_GUARD::S(H)
- Q(b);N_GUARD::B(G),XQ(b)
- Q(b);N_GUARD,P_PINP(I),XB(G)::S(H)
- Q(b);N_GUARD::B(G)
- Q(b);N_GUARD,XP(F)::B(G)
- R(a);S_CUTQ(b)::B(G)
- R(d);::S(H)
- R(d);XP(I)::S(H)
- B(f);OGATE,XS(B)::R1(C)
- B(f);OGATE::R1(C)
- B(f);OGATE,XR(D)::R1(C)
- B(k);OGATE,XP(E)::R1(D),XB(k)
- B(k);N_GUARD::QAR1(L),XB(k)
- S(e);N_GUARD,XB(A)::S(B)
- S(e);N_GUARD,XR(C)::S(B)
- S(e);N_GUARD::S(B)
- S(e);N_GUARD::S(B),XS(e)
- P(g);S_CUTQ(b)::B(G)
- P(l);OGATEB,XS(H)::QAR(L)
- P(l);SBLOCK::S(H)
- Tries
- Try
- B(G);XQ(b)
- Threat
- DUALS(2)
- Vars
- P(l);OGATEB,XS(H)::QAR(L)
- P(j);::P=Q
- R(a);::S(H)
- S(e);N_GUARD::S(B)
- P(g);::S(H)
- Refutation
- R(a);XB(G)
- Try
- R(C);XB(f)
- Threat
- R1(C)
- Vars
- Q(b);N_GUARD,XP(F)::B(G)
- B(k);OGATE,XP(E)::R1(D),XB(k)
- Q(b);N_GUARD::B(G),XQ(b)
- Q(b);N_GUARD::S(H)
- R(d);::S(H)
- S(e);N_GUARD::S(B),XS(e)
- P(l);SBLOCK::S(H)
- Refutation
- R(a);
- Try
- R(D);CHECK
- Refutation
- Q(b);P_SPINQ(b)
- Try
- Q(L);CHECK
- Vars
- P(m);SBLOCK,XQ(L)::S(H)
- Refutation
- K(i);P-FLIGHT,P_SPINR(d),XQ(L)
- Try
- Q(L);
- Threat
- QAR2(L),XP(l)
- Vars
- B(k);OGATE,XP(E)::R1(D),XB(k)
- B(k);N_GUARD::QAR1(L),XB(k)
- Refutation
- P(l);
- Try
- Q(L);
- Threat
- DUALS(2)
- Vars
- B(k);OGATE,XP(E)::QAR1(L),XB(k)
- P(l);XS(H)::QAR1(L)
- P(j);::QAR1(L),XP(j)
- Q(b);N_GUARD::B(G),XQ(b)
- R(d);::S(H)
- B(k);::QAR1(L)
- P(l);::S(H)
- Refutation
- S(e);XQ(L)
- Try
- Actual
- P(J);
- Threat
- S(J)
- Vars
- Q(b);N_GUARD,P_PINP(I),XB(G)::S(H)
- Q(b);N_GUARD,XP(F)::B(G)
- B(k);OGATE,XP(E)::R1(D),XB(k)
- P(j);OGATEB::B(G)
- Q(b);N_GUARD::S(H)
Developed and maintained by Brian Stephenson.
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