MESON Chess Problem Database
Problem Display
PID: 16771 (7Q/2N5/p2rPn2/K1RPk2n/4N1B1/3bBP2/3P4/8 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
Recomm., BCF 043. Ty., 1942-1943
#2
11 + 6
SOLUTION
- SOUND
- Sets
- 1...Rxd5
- 2.Rxd5#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Bxe4
- 2.d4#
- 1...Bb5
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Qxf6#
- 1...Sg7
- 2.Qh2#
- 1...Rxd5
- Tries
- 1.Sg5?
- threat
- 2.Sf7#
- 1...Bg6
- 2.d4#
- 1...Rd7!
- threat
- 1.Sxd6?
- threat
- 2.Sf7#
- 1...Bg6
- 2.Sc4#
- 1...Kxd6!
- threat
- 1.Sb5?
- 1...Rxd5
- 2.Qb8#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4
- 2.d4#
- 1...Bxb5
- 2.d4#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Bd4#
- 2.Qxf6#
- 1...Sg7
- 2.Qh2#
- 1...axb5!
- 1...Rxd5
- 1.Sxa6?
- 1...Rxd5
- 2.Qb8#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4
- 2.d4#
- 1...Bxa6
- 2.d4#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Bb5
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Qxf6#
- 1...Sg7
- 2.Qh2#
- 1...Rxa6+!
- 1...Rxd5
- 1.Se8?
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4
- 2.d4#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Bb5
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Qxf6#
- 1...Sg7
- 2.Qh2#
- 1...Rxd5!
- 1...Rxe6
- 1.Bd4+?
- 1...Kf4
- 2.Qh6#
- 1...Kxd4!
- 1...Kf4
- 1.Bh3?
- 1...Rxd5
- 2.Rxd5#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4
- 2.d4#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Bb5
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Qxf6#
- 1...Sg7!
- 1...Rxd5
- 1.Bxh5?
- threat
- 2.Qxf6#
- 1...Kf5
- 2.Qxf6#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4!
- threat
- 1.Qg7?
- threat
- 2.Qg5#
- 1...Bxe4
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sxg7!
- threat
- 1.Qh7?
- threat
- 2.Qf5#
- 1...Bxe4
- 2.d4#
- 1...Sxg4
- 2.Qxh5#
- 1...Sg3
- 2.f4#
- 1...Sg7
- 2.Qh2#
- 2.f4#
- 1...Sxh7!
- threat
- 1.Sg5?
- Keys
- 1.Sa8!
- 1...Rxd5
- 2.Qb8#
- 1...Rxe6
- 2.dxe6#
- 2.d6#
- 1...Bxe4
- 2.d4#
- 1...Rb6
- 2.d6#
- 1...Rc6
- 2.dxc6#
- 1...Rd7
- 2.d6#
- 1...Rd8
- 2.d6#
- 1...Bb1
- 2.d4#
- 1...Bf1
- 2.d4#
- 1...Bc2
- 2.d4#
- 1...Be2
- 2.d4#
- 1...Bc4
- 2.d4#
- 1...Bb5
- 2.d4#
- 1...Sg3
- 2.Qxf6#
- 1...Sf4
- 2.Qxf6#
- 1...Sg7
- 2.Qh2#
- 1...Rxd5
- 1.Sa8!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(e);OGATE,P_PINR(G),P_SPINR(e),XP(H)::R1(G),XR(e)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- B(a);OGATE,XS(D)::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- S(c);N_SPINS(f),OGATE::QAB(K)
- Tries
- Try
- S(D);
- Threat
- S(D)
- Vars
- B(a);OGATE::P(A)
- Refutation
- R(e);
- Try
- S(D);XR(e)
- Threat
- S(D)
- Vars
- B(a);N_GUARD::S(D)
- Refutation
- K(b);N_SPINS(f),S_FLIGHT,XS(D)
- Try
- S(J);
- Vars
- R(e);OGATEB,P_SPINR(e),XP(H)::QAB(K)
- B(a);OGATE,XS(D)::P(A)
- B(a);OGATE,XS(J)::P(A)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- S(c);N_SPINS(f),OGATE::QAB(K)
- Refutation
- P(d);XS(J)
- Try
- S(J);XP(d)
- Vars
- R(e);OGATEB,P_PINR(G),P_SPINR(e),XP(H)::QAB(K)
- B(a);OGATE,XS(D)::P(A)
- B(a);OGATE,XS(J)::P(A)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- S(c);N_SPINS(f),OGATE::QAB(K)
- Refutation
- R(e);CHECK,XS(J)
- Try
- S(J);
- Vars
- B(a);OGATE,XS(D)::P(A)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- S(c);N_SPINS(f),OGATE::QAB(K)
- Refutation
- R(e);P_PINR(G),P_SPINR(e),XP(H)
- Try
- B(B);CHECK
- Vars
- K(b);N_SPINS(f),S_FLIGHT::QAB(K)
- Refutation
- K(b);S_FLIGHT,XB(B)
- Try
- B(E);
- Vars
- R(e);OGATE,P_PINR(G),P_SPINR(e),XP(H)::R1(G),XR(e)
- B(a);OGATE,XS(D)::P(A)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- Refutation
- S(c);N_SPINS(f)
- Try
- B(E);XS(c)
- Threat
- QAB1(K),XS(f)
- Vars
- K(b);N_SPINS(f),P-FLIGHT::QAR1(K),XS(f)
- Refutation
- B(a);XS(D)
- Try
- Q(K);
- Threat
- QAR2(K)
- Vars
- B(a);OGATE,XS(D)::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- Refutation
- S(c);N_SPINS(f),XQ(K)
- Try
- Q(K);N_PINS(f)
- Threat
- QAR1(K)
- Vars
- B(a);OGATE,XS(D)::P(A)
- S(f);N_GUARD,XB(E)::QAR(K),XS(c)
- S(c);N_GUARD::P(C)
- Refutation
- S(f);XQ(K)
- Try
- Actual
- S(J);
- Vars
- R(e);OGATEB,P_PINR(G),P_SPINR(e),XP(H)::QAB(K)
- B(a);OGATE,XS(D)::P(A)
- R(e);OGATE::R(G)+P(H)
- R(e);OGATE::R(G)+P(H),XR(e)
- B(a);OGATE::P(A)
- S(c);N_GUARD::QAB1(K),XS(f)
- S(c);N_SPINS(f),OGATE::QAB(K)
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