MESON Chess Problem Database
Problem Display
PID: 10675 (5bQ1/B4RP1/3pr2p/1PPkP2K/2N5/1P1P1R2/2N1q1B1/3n4 w - - 0 1)
Mansfield, Comins
4th HM., Themes-64, 1966
#2
14 + 7
| 4054 | Complete Mansfield/III | 1999 |
SOLUTION
- SOUND
- Sets
- 1...Qf1
- 2.Rxf1#
- 1...Qxd3
- 2.Rxd3#
- 1...Qxf3+
- 2.Bxf3#
- 1...Qe1
- 2.Re3#
- 1...Qd2
- 2.Rf2#
- 1...Qf2
- 2.Rxf2#
- 1...Qe3
- 2.Rxe3#
- 1...Qxe5+
- 2.R3f5#
- 1...Rxe5+
- 2.Rf5#
- 1...Rf6
- 2.Rxf6#
- 1...Rg6
- 2.Rf6#
- 1...Re7
- 2.Rxe7#
- 1...Re8
- 2.Re7#
- 1...Be7
- 2.Qa8#
- 1...Bxg7
- 2.Qa8#
- 1...Qf1
- Tries
- 1.S4e3+?
- 1...Kxe5
- 2.Rf5#
- 1...Qxe3
- 2.Rxe3#
- 1...Sxe3!
- 1...Kxe5
- 1.Sb6+?
- 1...Kxe5
- 2.Rf5#
- 1...Kxc5!
- 1...Kxe5
- 1.Rf6?
- threat
- 2.Qxe6#
- 1...Qxf3+
- 2.Bxf3#
- 1...Qxe5+
- 2.R3f5#
- 1...Qxd3
- 2.Rxd3#
- 1...Qxc2!
- threat
- 1.Re7?
- threat
- 2.Qxe6#
- 1...Qxf3+
- 2.Bxf3#
- 1...Qxe5+
- 2.Rf5#
- 1...Qxd3
- 2.Rxd3#
- 1...Bxe7
- 2.Qa8#
- 1...Qxc2!
- threat
- 1.c6?
- threat
- 2.Sb4#
- 1...Qxf3+
- 2.Bxf3#
- 1...Qxe5+
- 2.R3f5#
- 1...Rxe5+
- 2.Rf5#
- 1...Qxd3
- 2.Rxd3#
- 1...Qxc2
- 2.Rf2#
- 1...Rf6
- 2.Rxf6#
- 1...Rg6
- 2.Rf6#
- 1...Re7
- 2.Rxe7#
- 1...Re8
- 2.Re7#
- 1...Qe1
- 2.Re3#
- 1...Qd2
- 2.Rf2#
- 1...dxe5!
- threat
- 1.S4e3+?
- Keys
- 1.cxd6!
- threat
- 2.Sb4#
- 1...Qxf3+
- 2.Bxf3#
- 1...Qxe5+
- 2.R3f5#
- 1...Rxe5+
- 2.Rf5#
- 1...Qxd3
- 2.Rxd3#
- 1...Qxc2
- 2.Rf2#
- 1...Rxd6
- 2.Rd7#
- 1...Bxd6
- 2.Qa8#
- 1...Rf6
- 2.Rxf6#
- 1...Rg6
- 2.Rf6#
- 1...Re7
- 2.Rxe7#
- 1...Re8
- 2.Re7#
- 1...Qe1
- 2.Re3#
- 1...Qd2
- 2.Rf2#
- threat
- 1.cxd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 5
- Sets
- Q(b);N_PINR(E)::B(B)+R(E),XQ(b)
- Q(b);N_PINR(E),XP(D)::B(B)+R(E),DCHECK,XQ(b)
- Q(b);CHECK,OGATE,P_SPINQ(b),XR(E)::B(B),XQ(b)
- Q(b);N_PINR(E)::B(B)+R(E)
- Q(b);CHECK,N_PINR(E),XP(I)::B(B)+R(E)
- R(e);CHECK,OGATEB,XP(I)::QAB(N)+R(L)
- R(e);OGATEB::QAB(N)+R(L),XR(e)
- R(e);OGATEB::QAB(N)+R(L)
- B(g);OGATE::QAB(N)
- B(g);OGATE,XP(M)::QAB(N)
- Tries
- Try
- S(F);CHECK
- Vars
- K(c);P-FLIGHT,XP(I)::R1(L)
- Q(b);N_PINR(E),XS(F)::B(B)+R(E),XQ(b)
- Refutation
- S(a);XS(F)
- Try
- S(F);CHECK
- Vars
- K(c);P-FLIGHT,XP(I)::R1(L)
- Refutation
- K(c);P-FLIGHT,XP(H)
- Try
- R(L);P_PINR(e)
- Threat
- QAB1(N),XR(e)
- Vars
- Q(b);CHECK,OGATE,P_SPINQ(b),XR(E)::B(B),XQ(b)
- Q(b);CHECK,N_PINR(E),XP(I)::B(B)+R(E)
- Q(b);N_PINR(E),XP(D)::B(B)+R(E),DCHECK,XQ(b)
- Refutation
- Q(b);N_PINR(E),XS(A)
- Try
- R(L);P_PINR(e)
- Threat
- QAB1(N),XR(e)
- Vars
- Q(b);CHECK,OGATE,P_SPINQ(b),XR(E)::B(B),XQ(b)
- Q(b);CHECK,N_PINR(E),XP(I)::B(B)+R(E)
- Q(b);N_PINR(E),XP(D)::B(B)+R(E),DCHECK,XQ(b)
- B(g);OGATE,XR(L)::QAB(N)
- Refutation
- Q(b);N_PINR(E),XS(A)
- Try
- P(H);
- Threat
- S(A)
- Vars
- Q(b);CHECK,OGATE,P_SPINQ(b),XR(E)::B(B),XQ(b)
- Q(b);CHECK,N_PINR(E),XP(I)::B(B)+R(E)
- R(e);CHECK,OGATEB,XP(I)::QAB(N)+R(L)
- Q(b);N_PINR(E),XP(D)::B(B)+R(E),DCHECK,XQ(b)
- Q(b);N_PINR(E),XS(A)::B(B)+R(E)
- R(e);OGATEB::QAB(N)+R(L),XR(e)
- R(e);OGATEB::QAB(N)+R(L)
- Q(b);N_PINR(E)::B(B)+R(E)
- Refutation
- P(d);XP(I)
- Try
- Actual
- P(H);XP(d)
- Threat
- S(A)
- Vars
- Q(b);CHECK,OGATE,P_SPINQ(b),XR(E)::B(B),XQ(b)
- Q(b);CHECK,N_PINR(E),XP(I)::B(B)+R(E)
- R(e);CHECK,OGATEB,XP(I)::QAB(N)+R(L)
- Q(b);N_PINR(E),XP(D)::B(B)+R(E),DCHECK,XQ(b)
- Q(b);N_PINR(E),XS(A)::B(B)+R(E)
- R(e);OGATEB,XP(H)::QAB(N)+R(L)
- B(g);OGATE,XP(H)::QAB(N)
- R(e);OGATEB::QAB(N)+R(L),XR(e)
- R(e);OGATEB::QAB(N)+R(L)
- Q(b);N_PINR(E)::B(B)+R(E)
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