MESON Chess Problem Database
Problem Display
PID: 22023 (K7/8/3B4/4R3/3nnk2/5N1P/3N1P2/2Q4b w - - 0 1)
Vesz, Tibor
1st Prize, Good Companions (February), 1923
#2
8 + 4
| 3360 | Simple Two-move Themes | 1924 |
| 3310 | 2345 Chess Problems | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Bxf3
- 2.Sxe4#
- 1...Sf5
- 2.Rxe4#
- 1...Sc3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sg3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sc5
- 2.Rxc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sg5
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rxg5#
- 1...Sf6
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Bxf3
- Tries
- 1.Sxd4?
- threat
- 2.Sxe4#
- 2.Se2#
- 2.Se6#
- 2.Rf5#
- 1...Sxf2+
- 2.Se4#
- 1...Sc3+
- 2.S2f3#
- 2.Se4#
- 2.Rd5#
- 1...Sg3+
- 2.S2f3#
- 2.Se4#
- 2.Rd5#
- 1...Sc5+
- 2.S2f3#
- 2.Se4#
- 2.Rd5#
- 1...Sg5+
- 2.S2f3#
- 2.Se4#
- 2.Re4#
- 2.Rd5#
- 1...Sxd6+
- 2.S2f3#
- 1...Sf6+
- 2.S2f3#
- 2.Se4#
- 2.Rd5#
- 1...Bf3
- 2.Sxe4#
- 2.Se6#
- 2.Rf5#
- 1...Sxd2+!
- threat
- 1.Sh4?
- threat
- 2.Sxe4#
- 2.Sg6#
- 2.Rf5#
- 1...Sxf2+
- 2.Se4#
- 1...Sc3+
- 2.Sdf3#
- 2.Se4#
- 2.Rd5#
- 1...Sg3+
- 2.Sdf3#
- 2.Se4#
- 2.Rd5#
- 1...Sc5+
- 2.Sdf3#
- 2.Se4#
- 2.Rd5#
- 1...Sg5+
- 2.Sdf3#
- 2.Se4#
- 2.Re4#
- 2.Rd5#
- 1...Sxd6+
- 2.Sdf3#
- 1...Sf6+
- 2.Sdf3#
- 2.Se4#
- 2.Rd5#
- 1...Sf5
- 2.Rxf5#
- 1...Sc2
- 2.Sg6#
- 2.Rf5#
- 1...Se2
- 2.Sg6#
- 2.Rf5#
- 1...Sb3
- 2.Sg6#
- 2.Rf5#
- 1...Sf3
- 2.Sg6#
- 2.Rf5#
- 1...Sxd2+!
- threat
- 1.Qe1?
- threat
- 2.Qe3#
- 2.Qxe4#
- 1...Bxf3
- 2.Qe3#
- 1...Sxd2
- 2.Qe3#
- 1...Sxf2
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sxd6
- 2.Qe3#
- 1...Sc2
- 2.Qxe4#
- 1...Sf5
- 2.Rxe4#
- 2.Qxe4#
- 1...Sc3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 2.Qe3#
- 1...Sg3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 2.Qe3#
- 2.fxg3#
- 1...Sc5
- 2.Rxc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 2.Qe3#
- 1...Sg5
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rxg5#
- 2.Qe3#
- 1...Sf6
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 2.Qe3#
- 1...Se2!
- threat
- 1.Qc3?
- threat
- 2.Qe3#
- 1...Sxf2
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sxc3
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sf5
- 2.Rxe4#
- 1...Sc2!
- threat
- 1.Qc5?
- threat
- 2.Rxe4#
- 2.Rf5#
- 1...Sxd2
- 2.Re3#
- 1...Sxf2
- 2.Re1#
- 2.Re2#
- 2.Re4#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Sxc5
- 2.Rxc5#
- 2.Rd5#
- 2.Rg5#
- 2.Rh5#
- 1...Sf5
- 2.Rxe4#
- 2.Rxf5#
- 1...Sc3
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Sg3
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Sg5
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Rd5#
- 2.Rf5#
- 2.Rxg5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Sf6
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re6#
- 2.Re7#
- 2.Re8#
- 1...Sxd6!
- threat
- 1.Qc8?
- threat
- 2.Rxe4#
- 2.Rf5#
- 2.Qg4#
- 1...Bxf3
- 2.Rf5#
- 1...Sxf3
- 2.Rf5#
- 2.Qg4#
- 2.Qf5#
- 1...Sxd2
- 2.Re3#
- 2.Qg4#
- 1...Sxf2
- 2.Re1#
- 2.Re2#
- 2.Re4#
- 2.Re7#
- 2.Re8#
- 1...Sxd6
- 2.Qg4#
- 1...Sf5
- 2.Rxe4#
- 2.Rxf5#
- 2.Qxf5#
- 1...Sc3
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re7#
- 2.Re8#
- 2.Qg4#
- 1...Sg3
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re7#
- 2.Re8#
- 2.Qg4#
- 1...Sc5
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Rxc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re7#
- 2.Re8#
- 2.Qg4#
- 1...Sg5
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rxg5#
- 2.Re7#
- 2.Re8#
- 2.Qg4#
- 1...Sf6
- 2.Re1#
- 2.Re2#
- 2.Re3#
- 2.Re4#
- 2.Ra5#
- 2.Rb5#
- 2.Rc5#
- 2.Rd5#
- 2.Rf5#
- 2.Rg5#
- 2.Rh5#
- 2.Re7#
- 2.Re8#
- 1...Se6!
- threat
- 1.Sxd4?
- Keys
- 1.Sg5!
- threat
- 2.Sdxe4#
- 1...Sxd2+
- 2.Rd5#
- 1...Sxf2+
- 2.Sde4#
- 1...Sc3+
- 2.Sdf3#
- 2.Sde4#
- 2.Rd5#
- 1...Sg3+
- 2.Sdf3#
- 2.Sde4#
- 2.Rd5#
- 1...Sc5+
- 2.Sdf3#
- 2.Sde4#
- 2.Rd5#
- 1...Sxg5+
- 2.Rd5#
- 1...Sxd6+
- 2.Sdf3#
- 1...Sf6+
- 2.Sdf3#
- 2.Sde4#
- 2.Rd5#
- 1...Sf5
- 2.Se6#
- 1...Sc2
- 2.Se6#
- 1...Se2
- 2.Se6#
- 1...Sb3
- 2.Se6#
- 1...Sf3
- 2.Se6#
- threat
- 1.Sg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 8
- REMOVED MATES = 1
- Sets
- B(a);SBLOCK,XS(D)::QAB(A)+S(B),XS(c)
- S(b);SBLOCK::B(G)+R(F),DCHECK,XS(c)
- Tries
- Try
- S(D);XS(b)
- Threat
- DUALS(4)
- Vars
- S(c);CHECK,XP(C)::QAB(A)+S(B)
- S(c);CHECK,N_GUARD,XB(G)::QAB(A)+S(B)
- Refutation
- S(c);CHECK,P_SPINS(c),XS(B)
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(c);CHECK,XP(C)::QAB(A)+S(B)
- S(c);CHECK,N_GUARD,XB(G)::QAB(A)+S(B)
- S(b);::B(G)+R(F),DCHECK,XS(b)
- Refutation
- S(c);CHECK,P_SPINS(c),XS(B)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(a);XS(D)::QAB1(A)
- S(c);P_PINS(D),XS(B)::QAB1(A)
- S(c);P_PINS(D),XB(G)::QAB1(A)
- S(b);::QAR1(A),XS(c)
- Refutation
- S(b);
- Try
- Q(A);
- Threat
- QAB1(A)
- Vars
- S(b);SBLOCK::B(G)+R(F),DCHECK,XS(c)
- Refutation
- S(b);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(c);OGATE,P_PINS(D),XS(B)::B(G)+R(F)
- Refutation
- S(c);P_PINS(D),XB(G)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- B(a);XS(D)::B(G)+R(F),DCHECK
- S(c);P_PINS(D),XB(G)::QAR1(A)
- Refutation
- S(b);
- Try
- Actual
- S(D);
- Threat
- QAB(A)+S(B),XS(c)
- Vars
- S(c);CHECK,N_GUARD,P_SPINS(c),XS(B)::B(G)+R(F)
- S(c);CHECK,XP(C)::QAB(A)+S(B)
- S(c);CHECK,N_GUARD,XS(D)::B(G)+R(F)
- S(c);CHECK,N_GUARD,XB(G)::QAB(A)+S(B)
- S(b);N_GUARD::S(D)
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