MESON Chess Problem Database
Problem Display
PID: 155603 (8/KB1p2p1/3B1bP1/Qpp5/3k2Np/3PR1nR/1q1P4/N7 w - - 0 1)
Wills, W Fred
Leeds Mercury Weekly Supplement, 1880
(First published on Sat Mar 27 1880)
#2
11 + 9
| 15239 | Valois Notebooks | 2015 |
SOLUTION
- SOUND
- Sets
- 1...Qxa1
- 2.Qxa1#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qxd2
- 2.Sb3#
- 1...Qb3
- 2.Sxb3#
- 1...Qb4
- 2.Sc2#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...b4
- 2.Bxc5#
- 2.Qxc5#
- 1...c4
- 2.Qb6#
- 1...Qxa1
- Tries
- 1.Ka6?
- 1...Qxa1
- 2.Qxa1#
- 1...Qxd2
- 2.Sb3#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb3
- 2.Sxb3#
- 1...Qb4
- 2.Sc2#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...b4
- 2.Bxc5#
- 2.Qxc5#
- 1...c4
- 2.Qb6#
- 1...Qa2!
- 1...Qxa1
- 1.Kb6?
- threat
- 2.Bxc5#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb4
- 2.Sc2#
- 1...Be7
- 2.Be5#
- 1...Se4
- 2.Rxe4#
- 1...c4
- 2.Bc5#
- 1...Bd8+!
- threat
- 1.Ka8?
- 1...Qxa1
- 2.Qxa1#
- 1...Qxd2
- 2.Sb3#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb3
- 2.Sxb3#
- 1...Qb4
- 2.Sc2#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...b4
- 2.Bxc5#
- 2.Qxc5#
- 1...c4
- 2.Qb6#
- 2.Qa7#
- 1...Qa2!
- 1...Qxa1
- 1.Se5?
- threat
- 2.Sf3#
- 1...Bxe5
- 2.Bxe5#
- 1...Qxd2!
- threat
- 1.Ba8?
- 1...Qxa1
- 2.Qxa1#
- 1...Qxd2
- 2.Sb3#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb3
- 2.Sxb3#
- 1...Qb4
- 2.Sc2#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...b4
- 2.Bxc5#
- 2.Qxc5#
- 1...c4
- 2.Qb6#
- 1...Qa2!
- 1...Qxa1
- 1.Re4+?
- 1...Kxd3
- 2.Sf2#
- 1...Sxe4!
- 1...Kxd3
- 1.Qb4+?
- 1...Qxb4
- 2.Sc2#
- 1...c4
- 2.Bc5#
- 2.Qc5#
- 1...cxb4!
- 1...Qxb4
- 1.Qa3?
- threat
- 2.Bxc5#
- 2.Qxb2#
- 2.Qxc5#
- 1...Qxa1
- 2.Bxc5#
- 2.Qxa1#
- 1...Qxd2
- 2.Bxc5#
- 2.Qxc5#
- 1...Qa2
- 2.Bxc5#
- 1...Qc1
- 2.Sb3#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Bxc5#
- 2.Qxc5#
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb3
- 2.Sxb3#
- 2.Bxc5#
- 2.Qxc5#
- 1...Qb4
- 2.Sc2#
- 1...Be7
- 2.Be5#
- 2.Qxb2#
- 2.Qxc5#
- 1...Se2
- 2.Bxc5#
- 2.Re4#
- 2.Qxc5#
- 1...Se4
- 2.Rxe4#
- 1...b4
- 2.Qxb2#
- 1...c4
- 2.Bc5#
- 2.Qc5#
- 1...Qxa3+!
- threat
- 1.Ka6?
- Keys
- 1.Kb8!
- 1...Qxa1
- 2.Qxa1#
- 1...Qxd2
- 2.Sb3#
- 1...Qa2
- 2.Qc3#
- 1...Qc1
- 2.Sb3#
- 1...Qa3
- 2.Sc2#
- 1...Qc3
- 2.Qxc3#
- 2.dxc3#
- 1...Qb1
- 2.Qc3#
- 1...Qc2
- 2.Sxc2#
- 1...Qb3
- 2.Sxb3#
- 1...Qb4
- 2.Sc2#
- 1...Be5
- 2.Bxe5#
- 1...Bg5
- 2.Be5#
- 1...Be7
- 2.Be5#
- 1...Bd8
- 2.Be5#
- 1...Sf1
- 2.Re4#
- 1...Sh1
- 2.Re4#
- 1...Se2
- 2.Re4#
- 1...Se4
- 2.Rxe4#
- 1...Sf5
- 2.Re4#
- 1...Sh5
- 2.Re4#
- 1...b4
- 2.Bxc5#
- 2.Qxc5#
- 1...c4
- 2.Qb6#
- 2.Qa7#
- 1...Qxa1
- 1.Kb8!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 1
- Sets
- Q(a);OGATE,P_PINQ(G),XS(A)::QAB(G),XQ(a)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD,P_PINQ(G)::S(A)
- Q(a);N_GUARD::QAB1(G)
- Q(a);N_GUARD::S(A),XQ(a)
- Q(a);N_GUARD,XP(B)::S(A)
- B(g);N_GUARD::B(H),XB(g)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- P(f);OGATEB::QAB(G)
- Tries
- Try
- K(J);P-FLIGHT
- Vars
- Q(a);OGATE,P_PINQ(G),XS(A)::QAB(G),XQ(a)
- Q(a);N_GUARD,XP(B)::S(A)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD,P_PINQ(G)::S(A)
- Q(a);N_GUARD::QAB1(G)
- Q(a);N_GUARD::S(A),XQ(a)
- B(g);N_GUARD::B(H),XB(g)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- P(f);OGATEB::QAB(G)
- Refutation
- Q(a);P_PINQ(G)
- Try
- K(J);S_FLIGHT
- Threat
- B(H),XP(f)
- Vars
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD::S(A),XQ(a)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D),XS(b)
- P(f);::B(H)
- Refutation
- B(g);CHECK
- Try
- K(J);P-FLIGHT
- Vars
- Q(a);OGATE,P_PINQ(G),XS(A)::QAB(G),XQ(a)
- Q(a);N_GUARD,XP(B)::S(A)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD,P_PINQ(G)::S(A)
- Q(a);N_GUARD::QAB1(G)
- Q(a);N_GUARD::S(A),XQ(a)
- B(g);N_GUARD::B(H),XB(g)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- Refutation
- Q(a);P_PINQ(G)
- Try
- S(F);
- Threat
- S(F)
- Vars
- B(g);OGATE,XS(F)::B(H),XB(g)
- Refutation
- Q(a);XP(B)
- Try
- B(K);
- Vars
- Q(a);OGATE,P_PINQ(G),XS(A)::QAB(G),XQ(a)
- Q(a);N_GUARD,XP(B)::S(A)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD,P_PINQ(G)::S(A)
- Q(a);N_GUARD::QAB1(G)
- Q(a);N_GUARD::S(A),XQ(a)
- B(g);N_GUARD::B(H),XB(g)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
- P(f);OGATEB::QAB(G)
- Refutation
- Q(a);P_PINQ(G)
- Try
- R(D);CHECK
- Vars
- K(c);P-FLIGHT,P_SPINS(b),XP(C)::S(F)
- Refutation
- S(b);XR(D)
- Try
- Q(G);CHECK
- Vars
- Q(a);XQ(G)::S(A)
- Refutation
- P(f);XQ(G)
- Try
- Q(G);
- Threat
- DUALS(3)
- Vars
- Q(a);P_PINQ(G)::B(H),XP(f)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD::S(A),XQ(a)
- S(b);N_GUARD::R1(D),XS(b)
- P(e);::QAB(G),XQ(a)
- Refutation
- Q(a);CHECK,XQ(G)
- Try
- Actual
- K(J);S_FLIGHT
- Vars
- Q(a);OGATE,XS(A)::QAB(G),XQ(a)
- Q(a);N_GUARD,XP(B)::S(A)
- Q(a);N_GUARD::QAB1(G)
- Q(a);N_GUARD::S(A)
- Q(a);N_GUARD::S(A),XQ(a)
- B(g);N_GUARD,P_PINB(H)::B(H),XB(g)
- B(g);N_GUARD::B(H)
- S(b);N_GUARD::R1(D)
- S(b);N_GUARD::R1(D),XS(b)
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