MESON Chess Problem Database
Problem Display
PID: 190898 (8/2p3p1/2R3Np/4p2k/7P/3p1p2/3K1BpN/6QR w - - 0 1)
Williams, Philip Hamilton
Western Daily Mercury, 1916
(First published on Fri Jul 28 1916)
#2
8 + 8
| 2681 | All Change Here! | 1919 |
| 15239 | Valois Notebooks | 2019 |
SOLUTION
- SOUND
- Sets
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 1...gxh1Q
- Tries
- 1.Kc3?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 1...d2!
- 1...gxh1Q
- 1.Kxd3?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4+!
- 1...gxh1Q
- 1.Ke3?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 1...d2!
- 1...gxh1Q
- 1.Be1?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 2.Qc5#
- 1...f2!
- 1...gxh1Q
- 1.Be3?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...f2
- 2.Qd1#
- 1...e4!
- 1...gxh1Q
- 1.Bc5?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...f2
- 2.Qd1#
- 1...e4!
- 1...gxh1Q
- 1.Bb6?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Qc5#
- 1...f2
- 2.Qd1#
- 1...cxb6!
- 1...gxh1Q
- 1.Rxc7?
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 1...Kxg6!
- 1...gxh1Q
- 1.Qxg2?
- threat
- 2.Qxf3#
- 2.Qg4#
- 1...e4
- 2.Sf4#
- 2.Rc5#
- 2.Qg4#
- 1...fxg2!
- threat
- 1.Kc3?
- Keys
- 1.Ba7!
- 1...gxh1Q
- 2.Qg4#
- 1...gxh1S
- 2.Qg4#
- 1...gxh1B
- 2.Qg4#
- 1...gxh1R
- 2.Qg4#
- 1...e4
- 2.Qc5#
- 1...f2
- 2.Qd1#
- 1...gxh1Q
- 1.Ba7!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);N_GUARD::S(H)
- Tries
- Try
- K(C);S_FLIGHT
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);N_GUARD::S(H)
- Refutation
- P(b);
- Try
- K(C);P-FLIGHT,XP(b)
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- Refutation
- P(d);CHECK
- Try
- K(C);S_FLIGHT
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);N_GUARD::S(H)
- Refutation
- P(b);
- Try
- B(D);
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- Refutation
- P(c);
- Try
- B(D);
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(c);OGATEB::QAB(A)
- Refutation
- P(d);
- Try
- B(D);
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(c);OGATEB::QAB(A)
- Refutation
- P(d);
- Try
- B(D);
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);OGATEB::QAR(A)
- P(c);OGATEB::QAB(A)
- Refutation
- P(g);XB(D)
- Try
- R(G);XP(g)
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);N_GUARD::S(H)
- Refutation
- K(e);P_SPINP(a),S_FLIGHT,XS(H)
- Try
- Q(A);XP(a)
- Threat
- DUALS(2)
- Refutation
- P(c);XQ(A)
- Try
- Actual
- B(D);
- Vars
- P(a);OGATE,XR(B)::QAB1(A)
- P(d);OGATEB::QAR(A)
- P(c);OGATEB::QAB(A)
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