MESON Chess Problem Database
Problem Display
PID: 224137 (8/N4p2/5PnK/2rB2QR/1BPk4/p1rb1R2/P4b2/N7 w - - 0 1)
Finch, James Gayler
English Mechanic and World of Science, 1877
(First published on Fri Sep 28 1877)
#2
11 + 8
| 15239 | Valois Notebooks | 2020 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Sb3#
- 1...Rc2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...R3xc4
- 2.Sb3#
- 1...R5xc4
- 2.Sb5#
- 1...Ra5
- 2.Sc6#
- 1...Rb5
- 2.Sxb5#
- 2.Sc6#
- 1...Rxd5
- 2.Qxd5#
- 1...Rc6
- 2.Sb5#
- 2.Sxc6#
- 1...Rc7
- 2.Sb5#
- 1...Rc8
- 2.Sb5#
- 1...Be1
- 2.Qe3#
- 1...Bg1
- 2.Qxg1#
- 1...Be3
- 2.Qxe3#
- 1...Bg3
- 2.Qe3#
- 1...Bh4
- 2.Qe3#
- 1...Bb1
- 2.Bxc3#
- 1...Bf1
- 2.Bxc3#
- 1...Bc2
- 2.Bxc3#
- 1...Be2
- 2.Bxc3#
- 1...Bxc4
- 2.Bxc3#
- 1...Be4
- 2.Bxc3#
- 1...Bf5
- 2.Bxc3#
- 1...Sf4
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Rc1
- Tries
- 1.Sc2+?
- 1...Bxc2
- 2.Bxc3#
- 1...Rxc2!
- 1...Bxc2
- 1.Rxd3+?
- 1...Rxd3
- 2.Sc2#
- 1...Kxd3!
- 1...Rxd3
- 1.Rfh3?
- 1...R3xc4
- 2.Sb3#
- 1...R5xc4
- 2.Sb5#
- 1...Rxd5
- 2.Qxd5#
- 1...Bxc4
- 2.Bxc3#
- 1...Bf5
- 2.Bxc3#
- 1...Rc1
- 2.Sb3#
- 1...Rc2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...Ra5
- 2.Sc6#
- 1...Rb5
- 2.Sxb5#
- 2.Sc6#
- 1...Rc6
- 2.Sb5#
- 2.Sxc6#
- 1...Rc7
- 2.Sb5#
- 1...Rc8
- 2.Sb5#
- 1...Be1
- 2.Qe3#
- 1...Bg1
- 2.Qxg1#
- 1...Be3
- 2.Qxe3#
- 1...Bh4
- 2.Qe3#
- 1...Bb1
- 2.Bxc3#
- 1...Bf1
- 2.Bxc3#
- 1...Bc2
- 2.Bxc3#
- 1...Be2
- 2.Bxc3#
- 1...Be4
- 2.Bxc3#
- 1...Sf4
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...Bg3!
- 1...R3xc4
- 1.Qc1?
- threat
- 2.Bxc3#
- 2.Qxc3#
- 1...Be3+
- 2.Qxe3#
- 1...Rxc1
- 2.Sb3#
- 1...R3xc4
- 2.Sb3#
- 1...R5xc4
- 2.Sb5#
- 1...Rc2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...Ra5
- 2.Sc6#
- 2.Qxc3#
- 1...Rb5
- 2.Sxb5#
- 2.Sc6#
- 2.Qxc3#
- 1...Rc6
- 2.Sb5#
- 2.Sxc6#
- 2.Qxc3#
- 1...Rc7
- 2.Sb5#
- 2.Qxc3#
- 1...Rc8
- 2.Sb5#
- 2.Qxc3#
- 1...Be1
- 2.Qe3#
- 1...Bc2
- 2.Bxc3#
- 1...Rxd5!
- threat
- 1.Qd2?
- threat
- 2.Bxc3#
- 2.Qxc3#
- 2.Qxf2#
- 1...Be3+
- 2.Qxe3#
- 1...R3xc4
- 2.Sb3#
- 2.Rxd3#
- 2.Qxf2#
- 2.Qxd3#
- 1...R5xc4
- 2.Sb5#
- 2.Qxf2#
- 1...Bg1
- 2.Bxc3#
- 2.Qxc3#
- 1...Rc1
- 2.Sb3#
- 2.Rxd3#
- 2.Qxf2#
- 2.Qxd3#
- 1...Rc2
- 2.Sxc2#
- 2.Sb3#
- 2.Rxd3#
- 2.Qxd3#
- 1...Rb3
- 2.Sc2#
- 2.Sxb3#
- 2.Qxf2#
- 1...Ra5
- 2.Sc6#
- 2.Qxc3#
- 2.Qxf2#
- 1...Rb5
- 2.Sxb5#
- 2.Sc6#
- 2.Qxc3#
- 2.Qxf2#
- 1...Rc6
- 2.Sb5#
- 2.Sxc6#
- 2.Qxc3#
- 2.Qxf2#
- 1...Rc7
- 2.Sb5#
- 2.Qxc3#
- 2.Qxf2#
- 1...Rc8
- 2.Sb5#
- 2.Qxc3#
- 2.Qxf2#
- 1...Be1
- 2.Bxc3#
- 2.Qe3#
- 1...Bg3
- 2.Bxc3#
- 2.Qxc3#
- 2.Qe3#
- 1...Bh4
- 2.Bxc3#
- 2.Qxc3#
- 2.Qe3#
- 1...Rxd5!
- threat
- 1.Qf4+?
- 1...Be4
- 2.Bxc3#
- 2.Qxe4#
- 1...Sxf4!
- 1...Be4
- 1.Qg4+?
- 1...Be4
- 2.Bxc3#
- 2.Qxe4#
- 1...Sf4!
- 1...Be4
- 1.Sc2+?
- Keys
- 1.Kg7!
- 1...R3xc4
- 2.Sb3#
- 1...R5xc4
- 2.Sb5#
- 1...Rxd5
- 2.Qxd5#
- 1...Bxc4
- 2.Bxc3#
- 1...Bf5
- 2.Bxc3#
- 1...Rc1
- 2.Sb3#
- 1...Rc2
- 2.Sb3#
- 1...Rb3
- 2.Sxb3#
- 1...Ra5
- 2.Sc6#
- 1...Rb5
- 2.Sxb5#
- 2.Sc6#
- 1...Rc6
- 2.Sb5#
- 2.Sxc6#
- 1...Rc7
- 2.Sb5#
- 1...Rc8
- 2.Sb5#
- 1...Be1
- 2.Qe3#
- 1...Bg1
- 2.Qxg1#
- 1...Be3
- 2.Qxe3#
- 1...Bg3
- 2.Qe3#
- 1...Bh4
- 2.Qe3#
- 1...Bb1
- 2.Bxc3#
- 1...Bf1
- 2.Bxc3#
- 1...Bc2
- 2.Bxc3#
- 1...Be2
- 2.Bxc3#
- 1...Be4
- 2.Bxc3#
- 1...Sf4
- 2.Qe5#
- 1...Sh4
- 2.Qe5#
- 1...Se5
- 2.Qxe5#
- 1...Se7
- 2.Qe5#
- 1...Sf8
- 2.Qe5#
- 1...Sh8
- 2.Qe5#
- 1...R3xc4
- 1.Kg7!
FEATURES
- Static
- TYPE = WAITER
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);N_GUARD::S(A)
- R(c);N_GUARD::S(A),XR(c)
- R(c);N_GUARD,XP(E)::S(A)
- R(f);N_GUARD,XP(E)::S(K)
- R(f);N_GUARD::S(K)
- R(f);OGATE,XB(F)::QAR1(G),XR(f)
- B(a);N_GUARD::QAB1(G)
- B(a);OGATEB::QAB(G),XB(a)
- B(a);N_GUARD,P_PINQ(G)::QAB1(G),XB(a)
- B(d);::B(D),XR(c)
- B(d);XP(E)::B(D),XR(c)
- S(g);N_GUARD::QAB1(G)
- S(g);N_GUARD::QAB1(G),XS(g)
- Tries
- Try
- S(A);CHECK
- Vars
- B(d);XS(A)::B(D),XR(c)
- Refutation
- R(c);XS(A)
- Try
- R(C);CHECK,XB(d)
- Vars
- R(c);SBLOCK,XR(C)::S(A)
- Refutation
- K(e);P-FLIGHT,XR(C)
- Try
- R(C);
- Vars
- R(c);N_GUARD,XP(E)::S(A)
- R(f);N_GUARD,XP(E)::S(K)
- R(f);OGATE,XB(F)::QAR1(G),XR(f)
- B(d);XP(E)::B(D),XR(c)
- B(d);::B(D),XR(c)
- R(c);N_GUARD::S(A)
- R(c);N_GUARD::S(A),XR(c)
- R(f);N_GUARD::S(K)
- B(a);N_GUARD::QAB1(G)
- B(a);OGATEB::QAB(G),XB(a)
- B(a);N_GUARD,P_PINQ(G)::QAB1(G),XB(a)
- S(g);N_GUARD::QAB1(G)
- S(g);N_GUARD::QAB1(G),XS(g)
- Refutation
- B(a);
- Try
- Q(G);
- Threat
- DUALS(2)
- Vars
- B(a);CHECK,N_GUARD::QAB1(G),XB(a)
- R(c);N_GUARD,XQ(G)::S(A)
- R(c);N_GUARD,XP(E)::S(A)
- R(f);N_GUARD,XP(E)::S(K)
- R(c);N_GUARD::S(A)
- R(c);N_GUARD::S(A),XR(c)
- B(a);N_GUARD::QAB1(G)
- B(d);::B(D),XR(c)
- Refutation
- R(f);XB(F)
- Try
- Q(G);P_PINB(d)
- Threat
- DUALS(3)
- Vars
- B(a);CHECK,N_GUARD::QAB1(G),XB(a)
- Refutation
- R(f);XB(F)
- Try
- Q(G);CHECK
- Refutation
- S(g);XQ(G)
- Try
- Q(G);CHECK
- Refutation
- S(g);P_SPINS(g)
- Try
- Actual
- K(J);S_FLIGHT
- Vars
- R(c);N_GUARD,XP(E)::S(A)
- R(f);N_GUARD,XP(E)::S(K)
- R(f);OGATE,XB(F)::QAR1(G),XR(f)
- B(d);XP(E)::B(D),XR(c)
- B(d);::B(D),XR(c)
- R(c);N_GUARD::S(A)
- R(c);N_GUARD::S(A),XR(c)
- R(f);N_GUARD::S(K)
- B(a);N_GUARD::QAB1(G)
- B(a);OGATEB::QAB(G),XB(a)
- B(a);N_GUARD::QAB1(G),XB(a)
- S(g);N_GUARD::QAB1(G)
- S(g);N_GUARD::QAB1(G),XS(g)
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