MESON Chess Problem Database
Problem Display
PID: 260810 (8/5p1n/4b2R/2P2k1K/R1p2p2/3p4/6Q1/B7 w - - 0 1)
Campbell, AWD
The Field, 1886
(First published on Sat Jun 12 1886)
#2
6 + 7
| 15239 | Valois Notebooks | 2022 |
SOLUTION
- SOUND
- Sets
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf6+
- 2.Rxf6#
- 1...Sf8
- 2.Rf6#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...f6
- 2.Qg6#
- 1...Bd5
- Tries
- 1.Kh4?
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Sf8
- 2.Rh5#
- 2.Rf6#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...c3
- 1.Bb2?
- 1...Sf6+
- 2.Rxf6#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...Sf6+
- 1.Bc3?
- 1...Sf6+
- 2.Rxf6#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...Sf6+
- 1.Rb4?
- 1...Sf6+
- 2.Rxf6#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...Sf6+
- 1.Rxc4?
- threat
- 2.Qh3#
- 2.Qe4#
- 2.Qg4#
- 1...Sf6+
- 2.Rxf6#
- 1...Bd5
- 2.Qh3#
- 2.Qxd5#
- 2.Qg4#
- 1...Sg5
- 2.Rf6#
- 2.Qg4#
- 2.Qxg5#
- 1...f3
- 2.Qxf3#
- 2.Qh3#
- 2.Qg4#
- 1...Bxc4!
- threat
- 1.Rxe6?
- threat
- 2.Qh3#
- 2.Qe4#
- 2.Qd5#
- 2.Qg4#
- 1...Sf6+
- 2.Rxf6#
- 1...fxe6
- 2.Qg6#
- 1...f3
- 2.Qg4#
- 1...Sg5
- 2.Rf6#
- 2.Qd5#
- 2.Qg4#
- 1...Kxe6!
- threat
- 1.Rxh7?
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...c3
- 2.Qg5#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...Bd5
- 1.Qh1?
- 1...Sf6+
- 2.Rxf6#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 1...d2
- 2.Qb1#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6!
- 1...Sf6+
- 1.c6?
- 1...Sf6+
- 2.Rxf6#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 2.Qg4#
- 1...Bd5
- 2.Qxd5#
- 1...Bd7
- 2.Ra5#
- 2.Qd5#
- 1...Bc8
- 2.Ra5#
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6
- 2.Qg6#
- 1...d2!
- 1...Sf6+
- 1.Kh4?
- Keys
- 1.Qb7!
- 1...Sf6+
- 2.Rxf6#
- 1...Bd5
- 2.Qxd5#
- 1...c3
- 2.Qe4#
- 1...f3
- 2.Qxf3#
- 1...d2
- 2.Qb1#
- 1...Bd7
- 2.Qd5#
- 1...Bc8
- 2.Qd5#
- 1...Sg5
- 2.Rf6#
- 1...Sf8
- 2.Rf6#
- 1...f6
- 2.Qxh7#
- 1...Sf6+
- 1.Qb7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(b);::QAB1(B)
- P(f);N_GUARD::QAB1(B)
- Tries
- Try
- K(E);P-FLIGHT
- Vars
- P(b);::QAB1(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- S(g);N_GUARD::R1(F),XS(g)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(b);::QAB1(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- B(A);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- R(C);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(b);::QAB1(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- R(C);XP(b)
- Threat
- DUALS(3)
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- Refutation
- B(e);XR(C)
- Try
- R(F);XB(e)
- Threat
- DUALS(4)
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(f);N_GUARD,XR(F)::QAB1(B)
- P(c);::QAB1(B)
- Refutation
- K(d);S_FLIGHT,XR(F)
- Try
- R(F);XS(g)
- Vars
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- P(b);::QAR1(B)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- Q(B);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(b);::QAB1(B)
- P(c);OGATEB::QAR2(B),XP(c)
- P(a);OGATEB::QAB(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- Refutation
- P(f);
- Try
- P(D);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- P(b);::QAB1(B)
- B(e);N_GUARD::QAR2(B),XB(e)
- S(g);N_GUARD::R1(F)
- P(f);N_GUARD::QAB1(B)
- Refutation
- P(a);
- Try
- Actual
- Q(B);
- Vars
- S(g);CHECK,N_GUARD::R1(F),XS(g)
- B(e);N_GUARD::QAR2(B),XB(e)
- P(b);::QAB1(B)
- P(c);OGATEB::QAR2(B),XP(c)
- P(a);OGATEB::QAB(B)
- B(e);N_GUARD::QAR2(B)
- S(g);N_GUARD::R1(F)
- P(f);OGATE::QAB(B),XS(g)
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