MESON Chess Problem Database
Problem Display
PID: 146820 (8/1BRpr3/4p3/N3kNQ1/8/K3BrR1/4bp2/8 w - - 0 1)
Meurs, Abraham
Grantham Journal, 1927
(First published on Thu Dec 1 1927)
#2
8 + 7
| 14868 | Pirnie Collection | 2013 |
SOLUTION
- SOUND
- Sets
- 1...Rxe3+
- 2.Rxe3#
- 1...Rf4
- 2.Bxf4#
- 1...Bd1
- 2.Sc4#
- 1...Bd3
- 2.Bd4#
- 1...Bc4
- 2.Sxc4#
- 1...exf5
- 2.Qxe7#
- 1...Rxe3+
- Tries
- 1.Sb3?
- threat
- 2.Bd4#
- 1...Rxe3
- 2.Rxe3#
- 1...Rxf5
- 2.Bf4#
- 1...exf5
- 2.Qxe7#
- 1...Rf4
- 2.Bxf4#
- 1...d5!
- threat
- 1.Sd4+?
- 1...Kd6
- 2.Qc5#
- 1...Rf5!
- 1...Kd6
- 1.Sh4+?
- 1...Kd6
- 2.Qc5#
- 1...Rf5!
- 1...Kd6
- 1.Sd6+?
- 1...Kxd6
- 2.Qc5#
- 1...Rf5!
- 1...Kxd6
- 1.Sh6+?
- 1...Kd6
- 2.Qc5#
- 1...Rf5!
- 1...Kd6
- 1.Sxe7+?
- 1...Kd6
- 2.Qc5#
- 1...Rf5!
- 1...Kd6
- 1.Sg7+?
- 1...Kd6
- 2.Qc5#
- 1...Rf5!
- 1...Kd6
- 1.Bxf3?
- threat
- 2.Bd4#
- 2.Bf4#
- 1...exf5
- 2.Qxe7#
- 1...Bxf3!
- threat
- 1.Rxf3?
- threat
- 2.Bd4#
- 2.Bf4#
- 1...exf5
- 2.Qxe7#
- 1...d5!
- threat
- 1.Qg7+?
- 1...Kxf5
- 2.Rg5#
- 2.Qg5#
- 1...Rxg7!
- 1...Kxf5
- 1.Sb3?
- Keys
- 1.Rc4!
- threat
- 2.Re4#
- 1...Rxe3+
- 2.Rxe3#
- 1...Rxf5
- 2.Bf4#
- 1...Bxc4
- 2.Sxc4#
- 1...exf5
- 2.Qxe7#
- 1...Rf4
- 2.Bxf4#
- 1...Bd3
- 2.Bd4#
- 1...d5
- 2.Sc6#
- threat
- 1.Rc4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(c);CHECK,OGATE,XB(B)::R(C),XR(c)
- R(c);N_PINB(B)::B(B),XR(c)
- B(a);N_GUARD::S(D)
- B(a);N_PINB(B)::B(B)
- B(a);N_GUARD::S(D),XB(a)
- P(e);OGATEB,P_SPINP(e),SBLOCK,XS(E)::QAR2(F),XR(g)
- Tries
- Try
- S(D);N_SPINB(B)
- Threat
- B(B)
- Vars
- R(c);OGATE,P_PINS(D),XB(B)::R(C),XR(c)
- R(c);N_GUARD,P_SPINR(c),XS(E)::B(B)
- P(e);OGATEB,P_SPINP(e),SBLOCK,XS(E)::QAR2(F),XR(g)
- R(c);N_GUARD::B(B),XR(c)
- Refutation
- P(f);
- Try
- S(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- S(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- S(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT,XS(E)::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- S(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- S(E);CHECK,XR(g)
- Vars
- K(d);OGATE,S_FLIGHT::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- S(E);CHECK
- Vars
- K(d);OGATE,S_FLIGHT::QAB1(F)
- Refutation
- R(c);N_PINB(B),P_SPINR(c)
- Try
- B(G);N_SPINB(B),XR(c)
- Threat
- DUALS(2)
- Vars
- P(e);OGATEB,P_SPINP(e),SBLOCK,XS(E)::QAR2(F),XR(g)
- Refutation
- B(a);XB(G)
- Try
- R(C);N_SPINB(B),XR(c)
- Threat
- DUALS(2)
- Vars
- P(e);OGATEB,P_SPINP(e),XS(E)::QAR2(F),XR(g)
- Refutation
- P(f);
- Try
- Q(F);CHECK
- Refutation
- R(g);XQ(F)
- Try
- Actual
- R(H);
- Threat
- R1(H)
- Vars
- R(c);CHECK,OGATE,XB(B)::R(C),XR(c)
- R(c);N_PINB(B),P_SPINR(c),XS(E)::B(B)
- B(a);XR(H)::S(D),XB(a)
- P(e);OGATEB,P_SPINP(e),SBLOCK,XS(E)::QAR2(F),XR(g)
- R(c);N_PINB(B)::B(B),XR(c)
- B(a);N_PINB(B)::B(B)
- P(f);N_GUARD,SBLOCK::S(D)
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