MESON Chess Problem Database
Problem Display
PID: 143175 (3k1b2/p4B1P/pr1PP1K1/Q3N3/8/B7/2R5/3R4 w - - 0 1)
Brean, Hilary
Social Chess Quarterly (The), 1934
#2
10 + 5
SOLUTION
- SOUND
- Sets
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bh6
- Tries
- 1.Kf5?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Kh5?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Kf6?
- 1...Be7+
- 2.dxe7#
- 1...Bxd6
- 2.Rxd6#
- 2.e7#
- 2.h8Q#
- 2.h8R#
- 1...Bh6
- 2.e7#
- 1...Bg7+!
- 1...Be7+
- 1.Bc1?
- 1...Bxd6
- 2.Bg5#
- 1...Bh6
- 2.e7#
- 1...Bg7
- 2.e7#
- 1...Be7!
- 1...Bxd6
- 1.Bb4?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Ra1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rb1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Re1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rf1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rg1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rh1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rdd2?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rd3?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rd4?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rd5?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rcc1?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rc3?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rc4?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Rc6?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Qc3?
- threat
- 2.Qc7#
- 2.Qc8#
- 1...Rxd6
- 2.Qc7#
- 1...Bxd6
- 2.Qc7#
- 1...Rb7
- 2.Qc8#
- 1...Rb8
- 2.Qc7#
- 1...Rc6!
- threat
- 1.Qc5?
- threat
- 2.Qc7#
- 2.Qc8#
- 1...Rxd6
- 2.Qc7#
- 1...Bxd6
- 2.Qc7#
- 1...Rb7
- 2.Qc8#
- 1...Rb8
- 2.Qc7#
- 1...Rc6!
- threat
- 1.h8S?
- 1...Bh6
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6!
- 1...Bh6
- 1.Kf5?
- Keys
- 1.h8B!
- 1...Bxd6
- 2.Bf6#
- 1...Bh6
- 2.Bf6#
- 2.e7#
- 1...Be7
- 2.dxe7#
- 1...Bg7
- 2.e7#
- 1...Bxd6
- 1.h8B!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Tries
- Try
- K(H);S_FLIGHT
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- K(H);S_FLIGHT
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- K(H);P-FLIGHT
- Vars
- B(e);CHECK,OGATE::R(A)+P(F)DCHECK,XB(e)
- B(e);N_GUARD::P(G)
- Refutation
- B(e);CHECK
- Try
- B(C);
- Vars
- B(e);N_GUARD,P_SPINB(e),XP(F)::B(C)
- B(e);N_GUARD::P(G)
- Refutation
- B(e);
- Try
- B(C);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::P(F),XB(e)
- Refutation
- B(e);XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(A);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(B);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(B);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(B);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- R(B);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- Q(D);N_PINR(b)
- Threat
- DUALS(2)
- Vars
- R(b);P_PINP(G),P_SPINR(b),XP(F)::QAB1(D)
- B(e);P_SPINB(e),XP(F)::QAB1(D)
- R(b);::QAR1(D)
- R(b);::QAB1(D)
- Refutation
- R(b);
- Try
- Q(D);N_PINR(b)
- Threat
- DUALS(2)
- Vars
- R(b);P_PINP(G),P_SPINR(b),XP(F)::QAB1(D)
- B(e);P_SPINB(e),XP(F)::QAB1(D)
- R(b);::QAR1(D)
- R(b);::QAB1(D)
- Refutation
- R(b);
- Try
- P(J);
- Vars
- B(e);N_GUARD::P(G)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- Refutation
- B(e);P_SPINB(e),XP(F)
- Try
- Actual
- P(J);
- Vars
- B(e);N_GUARD,P_SPINB(e),XP(F)::B(J)
- B(e);OGATE::R(A)+P(F)DCHECK,XB(e)
- B(e);N_GUARD::P(G)
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