MESON Chess Problem Database
Problem Display
PID: 114949 (k1Kb4/p1P1p3/4P3/1NPR4/N2Q4/7p/q6P/7B w - - 0 1)
Babson, Joseph Ney
Montreal Gazette, 1893
#2
10 + 6
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qxd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qxa4
- 2.Re5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Rd6#
- 2.Rd7#
- 2.Rxd8#
- 1...Bxc7
- 2.Sxc7#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...Qxd5
- Tries
- 1.Kxd8?
- threat
- 2.c8Q#
- 1...Qxd5+
- 2.Bxd5#
- 2.Qxd5#
- 1...Kb7
- 2.c8Q#
- 1...Qxh2!
- threat
- 1.Re5+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rf5+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rg5+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rh5+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rd6+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rd7+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.Rxd8+?
- 1...Qd5
- 2.Bxd5#
- 2.Qxd5#
- 1...Qg2!
- 1...Qd5
- 1.cxd8Q?
- threat
- 2.Kc7#
- 2.Sc7#
- 1...a5
- 2.Kc7#
- 2.Sb6#
- 2.Qxa5#
- 1...a6
- 2.Kc7#
- 2.Sb6#
- 1...Qxh2!
- threat
- 1.cxd8S?
- threat
- 2.Sc7#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...Qxh2!
- threat
- 1.cxd8B?
- threat
- 2.Sc7#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...Qxh2!
- threat
- 1.cxd8R?
- threat
- 2.Kc7#
- 2.Sc7#
- 1...a5
- 2.Kc7#
- 2.Sb6#
- 1...a6
- 2.Kc7#
- 2.Sb6#
- 1...Qxh2!
- threat
- 1.Kxd8?
- Keys
- 1.Qa1!
- 1...Qxd5
- 2.Sb6#
- 2.Bxd5#
- 1...Qxa1
- 2.Rd1#
- 1...Qxh2
- 2.Sb6#
- 1...Qxa4
- 2.Rd4#
- 1...Bxc7
- 2.Sxc7#
- 1...Qg2
- 2.Sb6#
- 1...Qb1
- 2.Sb6#
- 1...Qb3
- 2.Sb6#
- 1...Qc4
- 2.Sb6#
- 1...Qb2
- 2.Sb6#
- 2.Rd2#
- 1...Qc2
- 2.Sb6#
- 1...Qd2
- 2.Sb6#
- 2.Rxd2#
- 1...Qe2
- 2.Sb6#
- 1...Qf2
- 2.Sb6#
- 1...Qa3
- 2.Rd3#
- 1...a5
- 2.Sb6#
- 1...a6
- 2.Sb6#
- 1...Qxd5
- 1.Qa1!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- B(f);XP(I)::S(E),XB(f)
- P(c);N_GUARD::S(C)
- Tries
- Try
- K(J);P-FLIGHT,XB(f)
- Threat
- P=Q
- Vars
- K(e);S_FLIGHT::P=Q
- Refutation
- Q(a);XP(B)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK
- Refutation
- Q(a);P_SPINQ(a)
- Try
- R(G);CHECK,XB(f)
- Refutation
- Q(a);P_SPINQ(a)
- Try
- P(I);XB(f)
- Threat
- DUALS(2)
- Refutation
- Q(a);XP(B)
- Try
- P(I);XB(f)
- Threat
- S(E)
- Vars
- P(c);N_GUARD::S(C)
- Refutation
- Q(a);XP(B)
- Try
- P(I);XB(f)
- Threat
- S(E)
- Vars
- P(c);N_GUARD::S(C)
- Refutation
- Q(a);XP(B)
- Try
- P(I);XB(f)
- Threat
- DUALS(2)
- Refutation
- Q(a);XP(B)
- Try
- Actual
- Q(D);
- Vars
- Q(a);N_GUARD,XQ(D)::B(A)+R(G)
- Q(a);S_CUTP(c),XP(B)::S(C)
- Q(a);N_GUARD,XS(C)::B(A)+R(G)
- B(f);XP(I)::S(E),XB(f)
- Q(a);S_CUTP(c)::S(C)
- Q(a);N_GUARD::B(A)+R(G)
- P(c);N_GUARD::S(C)
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