MESON Chess Problem Database
Problem Display
PID: 224421 (1N3K2/5P1B/R2p3B/2p1k1Np/2P3nR/1P1n4/5P2/6Q1 w - - 0 1)
Anonymous
Wilkes-Barre Record, 1888
(First published on Thu Sep 20 1888)
#2
12 + 6
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kf4
- 2.Qh2#
- 2.Qg3#
- 1...Kf6
- 2.Sd7#
- 1...Sf4
- 2.Qa1#
- 1...Sxf2
- 2.Sd7#
- 2.Bg7#
- 1...Sh2
- 2.Sd7#
- 2.Bg7#
- 1...Se3
- 2.Sd7#
- 2.Bg7#
- 1...Sf6
- 2.Sc6#
- 1...Sxh6
- 2.Sd7#
- 1...d5
- 2.Sf3#
- 1...Kf4
- Tries
- 1.Sf3+?
- 1...Kf6
- 2.Rxd6#
- 1...Ke6!
- 1...Kf6
- 1.Sc6+?
- 1...Kf4
- 2.Qh2#
- 2.Qg3#
- 1...Kf6!
- 1...Kf4
- 1.Sd7+?
- 1...Kf4
- 2.Qh2#
- 2.Qg3#
- 1...Kd4!
- 1...Kf4
- 1.Bg7+?
- 1...Sf6
- 2.Sc6#
- 2.Sd7#
- 2.Re4#
- 1...Kf4!
- 1...Sf6
- 1.Bxd3?
- 1...Kf4
- 2.Qh2#
- 2.Qg3#
- 1...Kf6
- 2.Sd7#
- 1...Sxf2
- 2.Sd7#
- 2.Bg7#
- 2.Qa1#
- 1...Sxh6
- 2.Sd7#
- 2.Qa1#
- 1...Sh2
- 2.Sd7#
- 2.Bg7#
- 2.Qa1#
- 1...Se3
- 2.Sd7#
- 2.Bg7#
- 2.Qa1#
- 1...Sf6
- 2.Sc6#
- 2.Qh2#
- 2.Qa1#
- 2.Qg3#
- 2.f4#
- 1...d5
- 2.Sf3#
- 1...Kd4!
- 1...Kf4
- 1.Rxg4?
- threat
- 2.Sd7#
- 2.Bg7#
- 1...Kf6
- 2.Sd7#
- 2.Bg7#
- 1...Sf4
- 2.Bg7#
- 2.Qa1#
- 1...hxg4!
- threat
- 1.Qa1+?
- 1...Kf4
- 2.Qf6#
- 1...Sb2!
- 1...Kf4
- 1.Qe1+?
- 1...Kd4
- 2.Sf3#
- 2.Se6#
- 2.Sc6#
- 2.Rxd6#
- 1...Kf4
- 2.Qe3#
- 2.Qe4#
- 1...Kf6
- 2.Sd7#
- 2.Rxd6#
- 2.Qe6#
- 2.Qe7#
- 1...Se3
- 2.Sd7#
- 2.Bg7#
- 2.Qc3#
- 1...Sxe1!
- 1...Kd4
- 1.Qg3+?
- 1...Kf6
- 2.Sd7#
- 2.Rxd6#
- 2.Qxd6#
- 1...Sf4
- 2.Qc3#
- 1...Kd4!
- 1...Kf6
- 1.Qxg4?
- threat
- 2.Sd7#
- 2.Bg7#
- 2.Qf5#
- 2.Qe6#
- 1...Kf6
- 2.Sd7#
- 2.Bg7#
- 2.Qf5#
- 2.Qe6#
- 1...Sf4
- 2.Bg7#
- 2.Qxf4#
- 1...hxg4!
- threat
- 1.f4+?
- 1...Kf6
- 2.Sd7#
- 2.Bg7#
- 2.Rxd6#
- 1...Sxf4
- 2.Sd7#
- 2.Qa1#
- 1...Kxf4!
- 1...Kf6
- 1.Sf3+?
- Keys
- 1.Qd1!
- 1...Kd4
- 2.Bg7#
- 1...Kf4
- 2.Sf3#
- 1...Kf6
- 2.Sd7#
- 1...Sdxf2
- 2.Qxd6#
- 1...Sgxf2
- 2.Sd7#
- 2.Bg7#
- 1...Sxh6
- 2.Sd7#
- 1...Sf4
- 2.Sd7#
- 2.Qa1#
- 2.Qxd6#
- 1...Sc1
- 2.Qxd6#
- 1...Se1
- 2.Qxd6#
- 1...Sb2
- 2.Qxd6#
- 1...Sb4
- 2.Qxd6#
- 1...Sh2
- 2.Sd7#
- 2.Bg7#
- 1...Se3
- 2.Sd7#
- 2.Bg7#
- 1...Sf6
- 2.Sc6#
- 1...d5
- 2.Sf3#
- 1...Kd4
- 1.Qd1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 1
- Sets
- K(d);P_SPINP(f),S_FLIGHT::S(K)
- S(a);N_GUARD,SBLOCK::QAB(A)
- S(b);SBLOCK::S(K)
- S(b);XB(H)::S(K)
- P(f);::S(F)
- Tries
- Try
- S(F);CHECK
- Vars
- K(d);P_SPINP(f),S_FLIGHT::R(G),XP(f)
- Refutation
- K(d);P-FLIGHT,P_SPINP(f)
- Try
- S(K);CHECK
- Refutation
- K(d);S_FLIGHT
- Try
- S(K);CHECK
- Refutation
- K(d);P_SPINS(b),S_FLIGHT
- Try
- B(H);CHECK
- Refutation
- K(d);P_SPINS(b),S_FLIGHT
- Try
- B(J);XS(a)
- Vars
- K(d);P_SPINP(f),S_FLIGHT::S(K)
- P(f);::S(F)
- Refutation
- K(d);P_SPINS(b),S_FLIGHT
- Try
- R(E);XS(b)
- Threat
- DUALS(2)
- Refutation
- P(e);XR(E)
- Try
- Q(A);CHECK
- Vars
- K(d);OGATE,P_SPINS(b),S_FLIGHT::QAR2(A)
- Refutation
- S(a);P_SPINS(a)
- Try
- Q(A);CHECK
- Refutation
- S(a);XQ(A)
- Try
- Q(A);CHECK
- Vars
- S(a);OGATE,P_SPINS(a),SBLOCK::QAB(A)
- Refutation
- K(d);P_SPINS(b),S_FLIGHT
- Try
- Q(A);XS(b)
- Threat
- DUALS(4)
- Refutation
- P(e);XQ(A)
- Try
- P(B);CHECK
- Refutation
- K(d);P_SPINS(b),S_FLIGHT,XP(B)
- Try
- Actual
- Q(A);
- Vars
- K(d);P_SPINS(a),S_FLIGHT::B(H)
- K(d);P_SPINS(b),S_FLIGHT::B(H)+S(F)
- K(d);P_SPINP(f),S_FLIGHT::S(K)
- S(a);OGATE,XP(B)::QAB1(A),XP(f)
- S(b);XB(H)::S(K)
- S(a);OGATE::QAB1(A),XP(f)
- S(b);SBLOCK::S(K)
- P(f);::S(F)
Developed and maintained by Brian Stephenson.
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