MESON Chess Problem Database
Problem Display
PID: 16991 (K7/3p4/B2p4/n2Q4/3P4/1R1p4/r1kpb3/BR1N1n2 w - - 0 1)
Warton, Joseph John
Warton, Thomas Joseph
Chess, 1945
#2
8 + 9
SOLUTION
- SOUND
- Sets
- 1...Rxa1
- 2.R3b2#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 1...Ra4
- 2.R3b2#
- 1...Bxd1
- 2.Bxd3#
- 1...Bf3
- 2.Bxd3#
- 1...Bg4
- 2.Bxd3#
- 1...Bh5
- 2.Bxd3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sxb3
- 2.Qxb3#
- 1...Sc4
- 2.Qxc4#
- 1...Sc6
- 2.Qc4#
- 1...Sb7
- 2.Qc4#
- 1...Rxa1
- Tries
- 1.Ka7?
- 1...Rxa1
- 2.R3b2#
- 1...Bxd1
- 2.Bxd3#
- 1...Sxb3
- 2.Qxb3#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 1...Ra4
- 2.R3b2#
- 1...Bf3
- 2.Bxd3#
- 1...Bg4
- 2.Bxd3#
- 1...Bh5
- 2.Bxd3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sc4
- 2.Qxc4#
- 1...Sb7
- 2.Qc4#
- 1...Sc6+!
- 1...Rxa1
- 1.Kb8?
- 1...Rxa1
- 2.R3b2#
- 1...Bxd1
- 2.Bxd3#
- 1...Sxb3
- 2.Qxb3#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 1...Ra4
- 2.R3b2#
- 1...Bf3
- 2.Bxd3#
- 1...Bg4
- 2.Bxd3#
- 1...Bh5
- 2.Bxd3#
- 1...Sh2
- 2.Se3#
- 1...Se3
- 2.Sxe3#
- 1...Sg3
- 2.Se3#
- 1...Sc4
- 2.Qxc4#
- 1...Sb7
- 2.Qc4#
- 1...Sc6+!
- 1...Rxa1
- 1.Rb4?
- threat
- 2.Qxa2#
- 1...Rxa1
- 2.R4b2#
- 1...Rb2
- 2.R4xb2#
- 1...Sb3
- 2.Qxb3#
- 1...Ra3
- 2.R4b2#
- 1...Ra4
- 2.R4b2#
- 1...Sc4
- 2.Qxc4#
- 1...Bf3!
- threat
- 1.Rb5?
- threat
- 2.Qxa2#
- 1...Rxa1
- 2.R5b2#
- 1...Rb2
- 2.R5xb2#
- 1...Sb3
- 2.Qxb3#
- 1...Ra3
- 2.R5b2#
- 1...Ra4
- 2.R5b2#
- 1...Sc4
- 2.Qxc4#
- 1...Bf3!
- threat
- 1.Rb6?
- threat
- 2.Qxa2#
- 1...Rxa1
- 2.R6b2#
- 1...Rb2
- 2.R6xb2#
- 1...Sb3
- 2.Qxb3#
- 1...Ra3
- 2.R6b2#
- 1...Ra4
- 2.R6b2#
- 1...Sc4
- 2.Qxc4#
- 1...Bf3!
- threat
- 1.Rb8?
- threat
- 2.Qxa2#
- 1...Rxa1
- 2.R8b2#
- 1...Rb2
- 2.R8xb2#
- 1...Sb3
- 2.Qxb3#
- 1...Ra3
- 2.R8b2#
- 1...Ra4
- 2.R8b2#
- 1...Sc4
- 2.Qxc4#
- 1...Bf3!
- threat
- 1.Qb7?
- threat
- 2.Rc3#
- 1...Sxb3
- 2.Qxb3#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 1...Sxb7!
- threat
- 1.Qxa5?
- threat
- 2.Qc3#
- 2.Qc7#
- 2.Qxa2#
- 1...Rxa1
- 2.R3b2#
- 2.Qc3#
- 2.Qc7#
- 1...Rxa5
- 2.R3b2#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 2.Qc3#
- 2.Qc7#
- 1...Ra4
- 2.R3b2#
- 2.Qc3#
- 1...Se3
- 2.Sxe3#
- 2.Qc3#
- 2.Qxa2#
- 1...Bf3+!
- threat
- 1.Qb5?
- threat
- 2.Rc3#
- 1...Sxb3
- 2.Qxb3#
- 1...Rb2
- 2.R3xb2#
- 1...Ra3
- 2.R3b2#
- 1...Bf3+!
- threat
- 1.Qc5+?
- 1...Sc4
- 2.Qxc4#
- 1...dxc5!
- 1...Sc4
- 1.Ka7?
- Keys
- 1.Rb7!
- threat
- 2.Qxa2#
- 1...Rxa1
- 2.R7b2#
- 1...Rb2
- 2.R7xb2#
- 1...Sb3
- 2.Qxb3#
- 1...Ra3
- 2.R7b2#
- 1...Ra4
- 2.R7b2#
- 1...Sc4
- 2.Qxc4#
- threat
- 1.Rb7!
FEATURES
- Static
- TYPE = BLOCK_THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 9
- Sets
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- R(b);N_GUARD::R1(D)
- B(e);N_GUARD,XS(C)::B(G),XP(f)
- B(e);N_GUARD,P_PINQ(F)::B(G),XP(f)
- B(e);N_GUARD::B(G),XP(f)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(g);OGATE,P_PINB(G),XR(D)::QAB1(F),XS(g)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- S(g);N_GUARD,P_PINB(G)::QAR2(F)
- Tries
- Try
- K(H);P-FLIGHT
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- B(e);N_GUARD,XS(C)::B(G),XP(f)
- S(g);OGATE,P_PINB(G),XR(D)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D),XR(b)
- R(b);N_GUARD::R1(D)
- B(e);N_GUARD::B(G),XP(f)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- S(g);N_GUARD,P_PINB(G)::QAR2(F)
- Refutation
- S(g);CHECK,P_PINB(G)
- Try
- K(H);P-FLIGHT
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- B(e);N_GUARD,XS(C)::B(G),XP(f)
- S(g);OGATE,XR(D)::QAB1(F),XS(g)
- R(b);N_GUARD,P_PINR(D)::R1(D),XR(b)
- R(b);N_GUARD::R1(D)
- B(e);N_GUARD::B(G),XP(f)
- S(a);N_GUARD::S(C)
- S(a);N_GUARD::S(C),XS(a)
- S(g);N_GUARD::QAR2(F),XS(g)
- S(g);N_GUARD::QAR2(F)
- Refutation
- S(g);CHECK
- Try
- R(D);
- Threat
- QAR2(F),XR(b)
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- S(g);N_GUARD,P_PINB(G)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- Refutation
- B(e);P_PINQ(F)
- Try
- R(D);
- Threat
- QAR2(F),XR(b)
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- S(g);N_GUARD,P_PINB(G)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- Refutation
- B(e);P_PINQ(F)
- Try
- R(D);
- Threat
- QAR2(F),XR(b)
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- S(g);N_GUARD,P_PINB(G)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- Refutation
- B(e);P_PINQ(F)
- Try
- R(D);
- Threat
- QAR2(F),XR(b)
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- S(g);N_GUARD,P_PINB(G)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
- Refutation
- B(e);P_PINQ(F)
- Try
- Q(F);
- Threat
- R1(D)
- Vars
- S(g);OGATE,P_PINB(G),XR(D)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D),XR(b)
- R(b);N_GUARD::R1(D)
- Refutation
- S(g);P_PINB(G),XQ(F)
- Try
- Q(F);XS(g)
- Threat
- DUALS(3)
- Vars
- R(b);N_GUARD,P_PINB(G),XQ(F)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- Refutation
- B(e);CHECK
- Try
- Q(F);
- Threat
- R1(D)
- Vars
- S(g);OGATE,P_PINB(G),XR(D)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D),XR(b)
- R(b);N_GUARD::R1(D)
- Refutation
- B(e);CHECK
- Try
- Q(F);CHECK
- Vars
- S(g);N_GUARD,P_PINB(G),P_SPINS(g)::QAR2(F),XS(g)
- Refutation
- P(h);XQ(F)
- Try
- Actual
- R(D);
- Threat
- QAR2(F),XR(b)
- Vars
- R(b);N_GUARD,XB(A)::R1(D)
- R(b);N_GUARD::R1(D),XR(b)
- S(g);N_GUARD,P_PINB(G)::QAB1(F),XS(g)
- R(b);N_GUARD::R1(D)
- S(g);N_GUARD,P_PINB(G)::QAR2(F),XS(g)
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