MESON Chess Problem Database
Problem Display
PID: 670 (B4R2/r1B3pK/p7/5Np1/4q3/1R2Pk1P/6p1/4Q1n1 w - - 0 1)
Mansfield, Comins
British Chess Magazine, 1925
#2
9 + 8
| 4797 | A Genius of the Two-mover | 1936 |
| 3202 | Complete Mansfield/I | 1996 |
SOLUTION
- SOUND
- Sets
- 1...Qd5
- 2.Sg3#
- 2.Sd6#
- 2.Bxd5#
- 1...Qc6
- 2.Sg3#
- 2.Sd6#
- 2.Bxc6#
- 1...Qb7
- 2.Sg3#
- 2.Sd6#
- 1...Qxa8
- 2.e4#
- 1...g6
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Qd5
- Tries
- 1.Kxg7?
- threat
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 1...Rxc7+
- 2.Se7#
- 1...Qxa8
- 2.e4#
- 1...Rxa8
- 2.Sd4#
- 2.Sh4#
- 1...Qd5
- 2.Sg3#
- 2.Sd6#
- 2.Bxd5#
- 1...Qc6
- 2.Sg3#
- 2.Sd6#
- 2.Bxc6#
- 1...Qb7
- 2.Sg3#
- 2.Sd6#
- 1...Rb7
- 2.Sd4#
- 2.Sh4#
- 1...Se2
- 2.Sd4#
- 2.Sh4#
- 1...Sxh3!
- threat
- 1.Kg8?
- threat
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sxg7#
- 1...Qd5+
- 2.Bxd5#
- 1...Qxa8
- 2.e4#
- 1...Rxc7
- 2.Sd4#
- 2.Sh4#
- 2.Se7#
- 1...Rxa8
- 2.Sd4#
- 2.Sh4#
- 1...Qc6
- 2.Sg3#
- 2.Sd6#
- 2.Bxc6#
- 1...Qb7
- 2.Sg3#
- 2.Sd6#
- 1...Rb7
- 2.Sd4#
- 2.Sh4#
- 1...Se2
- 2.Sd4#
- 2.Sh4#
- 1...g6
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Sxh3!
- threat
- 1.Kh8?
- threat
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sxg7#
- 1...Qxa8
- 2.e4#
- 1...Rxc7
- 2.Sd4#
- 2.Sh4#
- 2.Se7#
- 1...Rxa8
- 2.Sd4#
- 2.Sh4#
- 1...Qd5
- 2.Sg3#
- 2.Sd6#
- 2.Bxd5#
- 1...Qc6
- 2.Sg3#
- 2.Sd6#
- 2.Bxc6#
- 1...Qb7
- 2.Sg3#
- 2.Sd6#
- 1...Rb7
- 2.Sd4#
- 2.Sh4#
- 1...Se2
- 2.Sd4#
- 2.Sh4#
- 1...g6
- 2.Sg3#
- 2.Sd4#
- 2.Sh4#
- 2.Sd6#
- 2.Sh6#
- 2.Se7#
- 2.Sg7#
- 1...Sxh3!
- threat
- 1.Rb2?
- threat
- 2.Rf2#
- 2.Qf2#
- 2.Qg3#
- 1...Sxh3
- 2.Qg3#
- 2.Qd1#
- 2.Qe2#
- 1...Qd5
- 2.Sg3#
- 2.Sd6#
- 2.Bxd5#
- 1...Qc6
- 2.Sg3#
- 2.Sd6#
- 2.Bxc6#
- 1...Qb7
- 2.Sg3#
- 2.Sd6#
- 1...Se2
- 2.Qxe2#
- 1...Qxa8!
- threat
- 1.Qd1+?
- 1...Kf2
- 2.Bg3#
- 1...Se2!
- 1...Kf2
- 1.Kxg7?
- Keys
- 1.Bg3!
- threat
- 2.Qf2#
- 1...g6+
- 2.Se7#
- 1...Qxa8
- 2.e4#
- 1...Sxh3
- 2.Qd1#
- 1...Qd5
- 2.Bxd5#
- 1...Qc6
- 2.Bxc6#
- 1...Qb7
- 2.Sd6#
- threat
- 1.Bg3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 0
- Sets
- Q(d);N_PINS(E),N_SPINQ(d),OGATE,XB(H)::R(B)+P(C)
- Tries
- Try
- K(G);N_SPINS(E),P-FLIGHT,P_SPINB(F),XP(h)
- Threat
- DUALS(6)
- Vars
- R(g);CHECK,XB(F)::R(I)+S(E)
- Q(d);N_SPINQ(d),OGATE,XB(H)::R(B)+P(C)
- Refutation
- S(a);XP(D)
- Try
- K(G);N_SPINS(E),S_FLIGHT
- Threat
- DUALS(7)
- Vars
- Q(d);CHECK,OGATEB::B(H),XQ(d)
- Q(d);N_SPINQ(d),OGATE,P_PINR(I),XB(H)::R(B)+P(C)
- Refutation
- S(a);XP(D)
- Try
- K(G);N_SPINS(E),P-FLIGHT
- Threat
- DUALS(7)
- Vars
- Q(d);N_SPINQ(d),OGATE,P_PINR(I),XB(H)::R(B)+P(C)
- Refutation
- S(a);XP(D)
- Try
- R(B);
- Threat
- DUALS(3)
- Vars
- S(a);N_GUARD::QAB1(A),XS(a)
- Refutation
- Q(d);N_PINS(E),N_SPINQ(d),XB(H)
- Try
- Q(A);CHECK
- Vars
- K(c);N_SPINQ(d),P-FLIGHT::B(F)
- Refutation
- S(a);P_SPINS(a)
- Try
- Actual
- B(F);
- Threat
- QAR1(A)
- Vars
- P(h);CHECK,N_PINS(E)::R(I)+S(E)
- Q(d);N_PINS(E),N_SPINQ(d),OGATE,XB(H)::R(B)+P(C)
- S(a);N_GUARD,XP(D)::QAB(A)
- Q(d);N_PINS(E),OGATEB::B(H),XQ(d)
- Q(d);N_PINS(E)::R(I)+S(E)
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