MESON Chess Problem Database
Problem Display
PID: 9577 (1B3K2/8/2P2N1n/7P/5q2/1Q3Pk1/5R1R/6r1 w - - 0 1)
Williams, Philip Hamilton
Western Morning News, 1905
#2
9 + 4
| 204 | Op de Hoogte | 1907 |
| 16 | Chess Amateur (The) | 1909 |
| 2638 | White to Play | 1913 |
| 3360 | Simple Two-move Themes | 1924 |
| 15351 | SCPF/BCPS Black Books | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Qe5
- 2.Bxe5#
- 1...Qd6+
- 2.Bxd6#
- 1...Qc7
- 2.Bxc7#
- 2.f4#
- 1...Qxb8+
- 2.Qxb8#
- 1...Ra1
- 2.Rfg2#
- 1...Rb1
- 2.Rfg2#
- 1...Rc1
- 2.Rfg2#
- 1...Rd1
- 2.Rfg2#
- 1...Re1
- 2.Rfg2#
- 1...Rf1
- 2.Rfg2#
- 1...Rh1
- 2.Rfg2#
- 1...Rg2
- 2.Rfxg2#
- 1...Sg4
- 2.fxg4#
- 1...Sf5
- 2.Se4#
- 1...Sf7
- 2.Se4#
- 1...Sg8
- 2.Qxg8#
- 1...Qe5
- Tries
- 1.Kg7?
- threat
- 2.Se4#
- 1...Qc7+
- 2.Bxc7#
- 1...Qxb8
- 2.Qxb8#
- 1...Qe5
- 2.Bxe5#
- 1...Qd6
- 2.Bxd6#
- 1...Rg2
- 2.Rfxg2#
- 1...Re1
- 2.Rfg2#
- 1...Sf5+!
- threat
- 1.Ke8?
- threat
- 2.Se4#
- 1...Qe5+
- 2.Bxe5#
- 1...Qxb8+
- 2.Qxb8#
- 1...Qd6
- 2.Bxd6#
- 1...Qc7
- 2.Bxc7#
- 2.f4#
- 1...Rg2
- 2.Rfxg2#
- 1...Re1+!
- threat
- 1.Be5?
- 1...Rg2
- 2.Rfxg2#
- 1...Ra1
- 2.Rfg2#
- 1...Rb1
- 2.Rfg2#
- 1...Rc1
- 2.Rfg2#
- 1...Rd1
- 2.Rfg2#
- 1...Re1
- 2.Rfg2#
- 1...Rf1
- 2.Rfg2#
- 1...Rh1
- 2.Rfg2#
- 1...Sg4
- 2.fxg4#
- 1...Sf5
- 2.Se4#
- 1...Sf7
- 2.Se4#
- 1...Sg8
- 2.Qxg8#
- 1...Qxe5!
- 1...Rg2
- 1.Bd6?
- 1...Qe5
- 2.Bxe5#
- 1...Rg2
- 2.Rfxg2#
- 1...Ra1
- 2.Rfg2#
- 1...Rb1
- 2.Rfg2#
- 1...Rc1
- 2.Rfg2#
- 1...Rd1
- 2.Rfg2#
- 1...Re1
- 2.Rfg2#
- 1...Rf1
- 2.Rfg2#
- 1...Rh1
- 2.Rfg2#
- 1...Sg4
- 2.fxg4#
- 1...Sf5
- 2.Se4#
- 1...Sf7
- 2.Se4#
- 1...Sg8
- 2.Qxg8#
- 1...Qxd6+!
- 1...Qe5
- 1.Qg8+?
- 1...Sg4
- 2.Qxg4#
- 1...Sxg8!
- 1...Sg4
- 1.Qd3?
- 1...Qd6+
- 2.Bxd6#
- 2.Qxd6#
- 1...Qe5
- 2.Bxe5#
- 1...Qc7
- 2.Bxc7#
- 2.f4#
- 1...Rg2
- 2.Rfxg2#
- 1...Sg8
- 2.Qg6#
- 1...Ra1
- 2.Rfg2#
- 1...Rb1
- 2.Rfg2#
- 1...Rc1
- 2.Rfg2#
- 1...Rd1
- 2.Rfg2#
- 1...Re1
- 2.Rfg2#
- 1...Rf1
- 2.Rfg2#
- 1...Rh1
- 2.Rfg2#
- 1...Sg4
- 2.fxg4#
- 1...Sf5
- 2.Se4#
- 1...Sf7
- 2.Se4#
- 1...Qxb8+!
- 1...Qd6+
- 1.Qe3?
- threat
- 2.Bxf4#
- 2.Qxf4#
- 1...Qd6+
- 2.Bxd6#
- 1...Rg2
- 2.Bxf4#
- 2.Rfxg2#
- 1...Qe5
- 2.Se4#
- 2.Bxe5#
- 2.Qxe5#
- 1...Qc7
- 2.Se4#
- 2.Bxc7#
- 2.f4#
- 1...Qxb8+!
- threat
- 1.Qb4?
- threat
- 2.Bxf4#
- 2.Qxf4#
- 1...Qd6+
- 2.Bxd6#
- 2.Qxd6#
- 1...Qxb8+
- 2.Qxb8#
- 1...Qe5
- 2.Bxe5#
- 2.Qh4#
- 1...Qc7
- 2.Bxc7#
- 2.Qh4#
- 1...Rg2!
- threat
- 1.Kg7?
- Keys
- 1.Bc7!
- 1...Qd6+
- 2.Bxd6#
- 1...Qxc7
- 2.f4#
- 1...Qe5
- 2.Bxe5#
- 1...Rg2
- 2.Rfxg2#
- 1...Ra1
- 2.Rfg2#
- 1...Rb1
- 2.Rfg2#
- 1...Rc1
- 2.Rfg2#
- 1...Rd1
- 2.Rfg2#
- 1...Re1
- 2.Rfg2#
- 1...Rf1
- 2.Rfg2#
- 1...Rh1
- 2.Rfg2#
- 1...Sg4
- 2.fxg4#
- 1...Sf5
- 2.Se4#
- 1...Sf7
- 2.Se4#
- 1...Sg8
- 2.Qxg8#
- 1...Qd6+
- 1.Bc7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(c);N_PINS(G),OGATEB::B(H),XQ(c)
- Q(c);CHECK,N_PINS(G),OGATEB::B(H),XQ(c)
- Q(c);CHECK,N_PINS(G),N_SPINQ(c),OGATE,XB(H)::QAB(C),XQ(c)
- R(a);N_GUARD::R1(A)
- R(a);N_GUARD::R1(A),XR(a)
- S(d);OGATE::QAR(C)+P(D),XS(d)
- S(d);N_PINS(G)::S(G)
- S(d);N_GUARD::QAR(C),XS(d)
- Tries
- Try
- K(I);N_SPINS(G),S_FLIGHT
- Threat
- S(G)
- Vars
- Q(c);CHECK,OGATEB::B(H),XQ(c)
- Q(c);N_SPINQ(c),OGATE,XB(H)::QAB(C),XQ(c)
- Q(c);OGATEB,P_PINS(G)::B(H),XQ(c)
- Q(c);OGATEB::B(H),XQ(c)
- R(a);N_GUARD::R1(A),XR(a)
- R(a);N_GUARD::R1(A)
- Refutation
- S(d);CHECK
- Try
- K(I);N_SPINS(G),P-FLIGHT
- Threat
- S(G)
- Vars
- Q(c);CHECK,OGATEB::B(H),XQ(c)
- Q(c);CHECK,N_SPINQ(c),OGATE,XB(H)::QAB(C),XQ(c)
- Q(c);OGATEB::B(H),XQ(c)
- R(a);N_GUARD::R1(A),XR(a)
- Refutation
- R(a);CHECK
- Try
- B(H);
- Vars
- R(a);N_GUARD::R1(A),XR(a)
- R(a);N_GUARD::R1(A)
- S(d);OGATE::QAR(C)+P(D),XS(d)
- S(d);N_PINS(G)::S(G)
- S(d);N_GUARD::QAR(C),XS(d)
- Refutation
- Q(c);N_PINS(G),N_SPINQ(c),XB(H)
- Try
- B(H);
- Vars
- Q(c);N_PINS(G),OGATEB::B(H),XQ(c)
- R(a);N_GUARD::R1(A),XR(a)
- R(a);N_GUARD::R1(A)
- S(d);OGATE::QAR(C)+P(D),XS(d)
- S(d);N_PINS(G)::S(G)
- S(d);N_GUARD::QAR(C),XS(d)
- Refutation
- Q(c);CHECK,N_PINS(G),N_SPINQ(c),XB(H)
- Try
- Q(C);CHECK
- Vars
- S(d);N_GUARD,P_SPINS(d)::QAR1(C),XS(d)
- Refutation
- S(d);XQ(C)
- Try
- Q(C);
- Vars
- Q(c);N_PINS(G),OGATEB::B(H),XQ(c)
- R(a);N_GUARD::R1(A),XR(a)
- S(d);N_GUARD::QAR(C)
- R(a);N_GUARD::R1(A)
- S(d);OGATE::QAR(C)+P(D),XS(d)
- S(d);N_PINS(G)::S(G)
- Refutation
- Q(c);CHECK,N_PINS(G),N_SPINQ(c),XB(H)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(c);CHECK,N_PINS(G),OGATEB::B(H),XQ(c)
- Refutation
- Q(c);CHECK,N_PINS(G),N_SPINQ(c),XB(H)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- Q(c);CHECK,N_PINS(G),N_SPINQ(c),OGATE,XB(H)::QAB(C),XQ(c)
- Refutation
- R(a);
- Try
- Actual
- B(H);
- Vars
- Q(c);CHECK,N_PINS(G),OGATEB::B(H),XQ(c)
- Q(c);N_PINS(G),N_SPINQ(c),OGATE,XB(H)::QAR(C)+P(D)
- Q(c);N_PINS(G),OGATEB::B(H),XQ(c)
- R(a);N_GUARD::R1(A),XR(a)
- R(a);N_GUARD::R1(A)
- S(d);OGATE::QAR(C)+P(D),XS(d)
- S(d);N_PINS(G)::S(G)
- S(d);N_GUARD::QAR(C),XS(d)
Developed and maintained by Brian Stephenson.
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