MESON Chess Problem Database
Problem Display
PID: 218443 (4Q3/8/2prb3/2RnR3/1p1k2p1/1P1B2K1/5P2/N3N3 w - - 0 1)
Seymour, Robert Hoe
Philadelphia Times, 1881
#2
9 + 7
| 6490 | yacpdb | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Kxe5
- 2.Qh8#
- 1...Bf5
- 2.Rc4#
- 1...Bd7
- 2.Rc4#
- 1...Bf7
- 2.Rc4#
- 1...Bc8
- 2.Rc4#
- 1...Bg8
- 2.Rc4#
- 1...Sc3
- 2.Sac2#
- 1...Se3
- 2.fxe3#
- 1...Sf4
- 2.Sac2#
- 1...Sb6
- 2.Sac2#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 1...Se7
- 2.Sac2#
- 1...Kxe5
- Tries
- 1.Sac2+?
- 1...Kxe5
- 2.Qh8#
- 1...Kxc5!
- 1...Kxe5
- 1.Rf5?
- threat
- 2.Rc4#
- 1...Sc3
- 2.Sac2#
- 2.Qh8#
- 1...Se3
- 2.Qh8#
- 1...Sf4
- 2.Sac2#
- 2.Qh8#
- 1...Sb6
- 2.Sac2#
- 2.Qh8#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 2.Qh8#
- 1...Se7
- 2.Sac2#
- 2.Qh8#
- 1...Kxc5!
- threat
- 1.Rg5?
- threat
- 2.Rc4#
- 1...Sc3
- 2.Sac2#
- 2.Qh8#
- 1...Se3
- 2.Qh8#
- 1...Sf4
- 2.Sac2#
- 2.Qh8#
- 1...Sb6
- 2.Sac2#
- 2.Qh8#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 2.Qh8#
- 1...Se7
- 2.Sac2#
- 2.Qh8#
- 1...Kxc5!
- threat
- 1.Rh5?
- threat
- 2.Rc4#
- 1...Sc3
- 2.Sac2#
- 2.Qh8#
- 1...Se3
- 2.Qh8#
- 1...Sf4
- 2.Sac2#
- 2.Qh8#
- 1...Sb6
- 2.Sac2#
- 2.Qh8#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 2.Qh8#
- 1...Se7
- 2.Sac2#
- 2.Qh8#
- 1...Kxc5!
- threat
- 1.Qh8?
- threat
- 2.Rc4#
- 2.Rexd5#
- 1...Sc3
- 2.Sac2#
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 1...Se3
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.fxe3#
- 1...Sf4
- 2.Sac2#
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 1...Sb6
- 2.Sac2#
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 1...Se7
- 2.Sac2#
- 2.Red5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 1...Kxc5!
- threat
- 1.Sac2+?
- Keys
- 1.Qe7!
- 1...Kxc5
- 2.Qa7#
- 1...Kxe5
- 2.Qg7#
- 1...Sxe7
- 2.Sac2#
- 1...Rd7
- 2.Re4#
- 1...Rd8
- 2.Re4#
- 1...Bf5
- 2.Rc4#
- 1...Bd7
- 2.Rc4#
- 1...Bf7
- 2.Rc4#
- 1...Bc8
- 2.Rc4#
- 1...Bg8
- 2.Rc4#
- 1...Sc3
- 2.Sac2#
- 1...Se3
- 2.fxe3#
- 1...Sf4
- 2.Sac2#
- 1...Sb6
- 2.Sac2#
- 1...Sf6
- 2.Sac2#
- 1...Sc7
- 2.Sac2#
- 1...Kxc5
- 1.Qe7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- K(b);OGATEB,P_SPINB(g),P_SPINS(d),S_FLIGHT,XR(H)::QAB(I)
- B(g);::R1(G)
- S(d);::S(A)
- S(d);OGATE::P(C),XS(d)
- Tries
- Try
- S(A);CHECK
- Vars
- K(b);P_SPINB(g),P_SPINS(d),S_FLIGHT,XR(H)::QAB(I)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XR(G)
- Try
- R(H);
- Threat
- R1(G)
- Vars
- S(d);N_GUARD::QAB(I)
- S(d);::S(A)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XR(G)
- Try
- R(H);
- Threat
- R1(G)
- Vars
- S(d);N_GUARD::QAB(I)
- S(d);::S(A)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XR(G)
- Try
- R(H);
- Threat
- R1(G)
- Vars
- S(d);N_GUARD::QAB(I)
- S(d);::S(A)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XR(G)
- Try
- Q(I);
- Threat
- DUALS(2)
- Vars
- S(d);::S(A)
- Refutation
- K(b);P_SPINS(d),S_FLIGHT,XR(G)
- Try
- Actual
- Q(I);
- Vars
- K(b);OGATEB,P_SPINR(f),P_SPINS(d),S_FLIGHT,XR(G)::QAB(I)
- K(b);OGATEB,P_SPINB(g),P_SPINS(d),S_FLIGHT,XR(H)::QAB(I)
- S(d);XQ(I)::S(A)
- R(f);::R1(H)
- B(g);::R1(G)
- S(d);::S(A)
- S(d);OGATE::P(C),XS(d)
Developed and maintained by Brian Stephenson.
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