MESON Chess Problem Database
Problem Display
PID: 30767 (8/5p1B/4pP2/P3R3/3R4/2Q3p1/rN4Pb/kr2N2K w - - 0 1)
Williams, Philip Hamilton
London Opinion, 1906
#2
10 + 7
| 2638 | White to Play | 1913 |
| 15351 | SCPF/BCPS Black Books | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Rxe1+
- 2.Rxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rxa5
- 2.Rxa5#
- 1...Bg1
- 2.Sc2#
- 1...Rc1
- Tries
- 1.Sd1+?
- 1...Rab2
- 2.Ra4#
- 1...Rbb2!
- 1...Rab2
- 1.Sd3+?
- 1...Rab2
- 2.Ra4#
- 1...Rbb2!
- 1...Rab2
- 1.Sa4+?
- 1...Rbb2
- 2.Rd1#
- 1...Rab2!
- 1...Rbb2
- 1.Sc4+?
- 1...Rbb2
- 2.Rd1#
- 1...Rab2!
- 1...Rbb2
- 1.Be4?
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Rxa5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Bg1
- 2.Sc2#
- 1...Rxe1+!
- 1...Rbxb2
- 1.Bf5?
- 1...Rxe1+
- 2.Rxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Rxa5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Bg1
- 2.Sc2#
- 1...exf5!
- 1...Rxe1+
- 1.Bg6?
- 1...Rxe1+
- 2.Rxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Rxa5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Bg1
- 2.Sc2#
- 1...fxg6!
- 1...Rxe1+
- 1.Re2?
- 1...Rxe1+
- 2.Rxe1#
- 2.Qxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Qxa5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rd1
- 2.Rxd1#
- 1...Rc1
- 2.Qxc1#
- 1...Bg1
- 2.Sc2#
- 1...e5!
- 1...Rxe1+
- 1.Rb5?
- 1...Rxe1+
- 2.Qxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Rxa5#
- 2.Qxa5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Rd1
- 2.Rxd1#
- 1...Rc1
- 2.Qxc1#
- 1...Bg1
- 2.Sc2#
- 1...e5!
- 1...Rxe1+
- 1.a6?
- 1...Rxe1+
- 2.Rxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 2.Ra5#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Ra5
- 2.Rxa5#
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Bg1
- 2.Sc2#
- 1...Rxa6!
- 1...Rxe1+
- 1.Sd1+?
- Keys
- 1.Bg8!
- 1...Rxe1+
- 2.Rxe1#
- 1...Rbxb2
- 2.Rd1#
- 1...Raxb2
- 2.Ra4#
- 1...Rxa5
- 2.Rxa5#
- 1...Rc1
- 2.Qxc1#
- 1...Rd1
- 2.Rxd1#
- 1...Ra3
- 2.Qxa3#
- 1...Ra4
- 2.Rxa4#
- 1...Bg1
- 2.Sc2#
- 1...Rxe1+
- 1.Bg8!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- R(b);CHECK,OGATE,XS(A)::R(H),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(c);OGATE,XP(G)::R(H),XR(c)
- B(d);N_PINS(A)::S(A)
- Tries
- Try
- S(C);CHECK,N_SPINS(A)
- Vars
- R(c);P_SPINR(c),S_CUTR(b)::R(F)
- Refutation
- R(b);P_SPINR(b)
- Try
- S(C);CHECK
- Vars
- R(c);P_SPINR(c),S_CUTR(b)::R(F)
- Refutation
- R(b);N_PINS(A),P_SPINR(b)
- Try
- S(C);CHECK
- Vars
- R(b);N_PINS(A),P_SPINR(b),S_CUTR(c)::R(F)
- Refutation
- R(c);P_SPINR(c)
- Try
- S(C);CHECK
- Vars
- R(b);N_PINS(A),P_SPINR(b),S_CUTR(c)::R(F)
- Refutation
- R(c);P_SPINR(c)
- Try
- B(J);
- Vars
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATE,XP(G)::R(H),XR(c)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- R(b);CHECK,XS(A)
- Try
- B(J);
- Vars
- R(b);CHECK,OGATE,XS(A)::R(H),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATE,XP(G)::R(H),XR(c)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- P(f);XB(J)
- Try
- B(J);
- Vars
- R(b);CHECK,OGATE,XS(A)::R(H),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATE,XP(G)::R(H),XR(c)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- P(g);XB(J)
- Try
- R(H);
- Vars
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATE,XP(G)::QAR(E),XR(c)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(b);OGATEB::R(F),XR(b)
- R(b);OGATEB::QAR2(E),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- P(f);
- Try
- R(H);
- Vars
- R(b);CHECK,OGATE,XS(A)::QAR(E),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(b);OGATEB::R(F),XR(b)
- R(b);OGATEB::QAR2(E),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- P(f);
- Try
- P(G);
- Vars
- R(b);CHECK,OGATE,XS(A)::R(H),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- R(c);OGATEB::R(H),XR(c)
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- B(d);N_PINS(A)::S(A)
- Refutation
- R(c);XP(G)
- Try
- Actual
- B(J);
- Vars
- R(b);CHECK,OGATE,XS(A)::R(H),XR(b)
- R(b);N_PINS(A),OGATEB,P_SPINR(b),XS(C)::R(F)
- R(c);OGATEB,P_SPINR(c),XS(C)::R(F)
- R(c);OGATE,XP(G)::R(H),XR(c)
- R(b);OGATEB::QAR2(E),XR(b)
- R(b);OGATEB::R(F),XR(b)
- R(c);OGATEB::QAR2(E),XR(c)
- R(c);OGATEB::R(F),XR(c)
- B(d);N_PINS(A)::S(A)
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