MESON Chess Problem Database
Problem Display
PID: 74048 (8/2p2pN1/2Q2P2/3nk3/3R4/2P5/8/3RK3 w - - 0 1)
Goldschmidt, Josef
Basha'ar, 1950
#2
7 + 4
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Sxf6
- 2.Qxc7#
- 1...Se7
- 2.Re4#
- 1...Se3
- Tries
- 1.Kd2?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re1#
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re1#
- 2.Re4#
- 1...Se7
- 2.Re1#
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.Kf2?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re1#
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re1#
- 2.Re4#
- 1...Se7
- 2.Re1#
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.Ra1?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.Rb1?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.Rc1?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.R1d2?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re2#
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re2#
- 2.Re4#
- 1...Se7
- 2.Re2#
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.R1d3?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Rxe3#
- 2.Re4#
- 1...Sb4
- 2.Re3#
- 2.Re4#
- 1...Sf4
- 2.Re3#
- 2.Re4#
- 1...Sb6
- 2.Re3#
- 2.Re4#
- 1...Se7
- 2.Re3#
- 2.Re4#
- 1...Sxc3!
- 1...Sxf6
- 1.Ra4?
- threat
- 2.Rxd5#
- 1...Sxc3
- 2.Qxc3#
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sb4!
- threat
- 1.Rb4?
- threat
- 2.Rxd5#
- 1...Sxc3
- 2.Qxc3#
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sxb4!
- threat
- 1.Rc4?
- threat
- 2.Rxd5#
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sxc3!
- threat
- 1.Rh4?
- threat
- 2.Rxd5#
- 1...Sxc3
- 2.Qxc3#
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sf4!
- threat
- 1.Qe8+?
- 1...Kd6
- 2.Rxd5#
- 1...Se7
- 2.Qxe7#
- 1...Kxf6!
- 1...Kd6
- 1.c4?
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Re4#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- 1...Sc3!
- 1...Sxf6
- 1.Kd2?
- Keys
- 1.Rg4!
- threat
- 2.Rxd5#
- 1...Sxc3
- 2.Qxc3#
- 1...Sxf6
- 2.Qxc7#
- 1...Se3
- 2.Re4#
- 1...Sb4
- 2.Re4#
- 1...Sf4
- 2.Rg5#
- 1...Sb6
- 2.Re4#
- 1...Se7
- 2.Re4#
- threat
- 1.Rg4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- S(a);::R1(D)
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- Tries
- Try
- K(B);S_FLIGHT
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- K(B);S_FLIGHT
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(A);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(A);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(A);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(A);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(A);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- Refutation
- S(a);XP(C)
- Try
- R(D);
- Threat
- R1(A),XS(a)
- Vars
- S(a);OGATE,XP(C)::QAB(E),XS(a)
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);
- Try
- R(D);
- Threat
- R1(A),XS(a)
- Vars
- S(a);OGATE,XP(C)::QAB(E),XS(a)
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XR(D)
- Try
- R(D);
- Threat
- R1(A),XS(a)
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);XP(C)
- Try
- R(D);
- Threat
- R1(A),XS(a)
- Vars
- S(a);OGATE,XP(C)::QAB(E),XS(a)
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);
- Try
- Q(E);CHECK
- Vars
- K(b);P_SPINS(a),S_FLIGHT::R1(D),XS(a)
- S(a);N_GUARD,P_SPINS(a)::QAR2(E),XS(a)
- Refutation
- K(b);S_FLIGHT,XP(F)
- Try
- P(C);
- Vars
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- Refutation
- S(a);
- Try
- Actual
- R(D);
- Threat
- R1(A),XS(a)
- Vars
- S(a);OGATE,XP(C)::QAB(E),XS(a)
- S(a);N_GUARD,SBLOCK,XP(F)::QAB(E),XP(c)
- S(a);::R1(D)
- S(a);SBLOCK::R(D)
Developed and maintained by Brian Stephenson.
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