MESON Chess Problem Database
Problem Display
PID: 37647 (8/Bb4Kp/q1n3P1/3pRN1r/2n2k1p/2N2p1B/5R2/6Q1 w - - 0 1)
Vahlakov, Yuri Nikoleyevich
2nd Prize, Source?, 1954
#2
9 + 10
| 3105 | FIDE Album (1945-1955) | 1964 |
SOLUTION
- SOUND
- Sets
- 1...Rxf5
- 2.Rxf5#
- 1...S4xe5
- 2.Be3#
- 2.Qc1#
- 1...d4
- 2.Re4#
- 1...Rxf5
- Tries
- 1.Se3?
- threat
- 2.Qh2#
- 1...Kxe5
- 2.Qh2#
- 1...Rxe5
- 2.Qg4#
- 1...S4xe5
- 2.Sexd5#
- 1...Rf5
- 2.Rxf5#
- 1...Rg5
- 2.Qxg5#
- 1...S6xe5!
- threat
- 1.Sd4?
- threat
- 2.Qh2#
- 1...Kxe5
- 2.Qh2#
- 1...Rxe5
- 2.Rxf3#
- 1...S4xe5
- 2.Se6#
- 1...S6xe5
- 2.Sde2#
- 1...Rg5
- 2.Qxg5#
- 1...Rf5!
- threat
- 1.Se7?
- threat
- 2.Qh2#
- 1...Kxe5
- 2.Qh2#
- 1...Rxe5
- 2.Qg4#
- 1...S4xe5
- 2.Sexd5#
- 1...Rf5
- 2.Rxf5#
- 1...Rg5
- 2.Qxg5#
- 1...S6xe5!
- threat
- 1.Rxf3+?
- 1...Kxf3
- 2.Qf2#
- 2.Qf1#
- 2.Qg4#
- 1...Kxe5!
- 1...Kxf3
- 1.Re3?
- threat
- 2.Se2#
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...Rxf5
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sxa7
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...S6e5
- 2.Se2#
- 1...Qb5
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Qa1
- 2.Rfxf3#
- 2.Qg4#
- 1...Qa2
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...Qa5
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Rg5
- 2.Se2#
- 2.Sxd5#
- 2.Rfxf3#
- 1...Sb2
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sd2
- 2.Sxd5#
- 2.Qg4#
- 1...Sa3
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...S4a5
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...S4e5
- 2.Sxd5#
- 1...Sb6
- 2.Rfxf3#
- 2.Qg4#
- 1...Sd6
- 2.Sxd5#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sb4
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sd4
- 2.Qg4#
- 1...S6a5
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Se7
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sb8
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...Sd8
- 2.Se2#
- 2.Rfxf3#
- 2.Qg4#
- 1...d4
- 2.Se2#
- 2.Sd5#
- 2.Rfxf3#
- 2.Re4#
- 2.Qg4#
- 1...Sxe3!
- threat
- 1.Re6?
- threat
- 2.Se2#
- 2.Sxd5#
- 2.Qg4#
- 1...Rxf5
- 2.Se2#
- 2.Qg4#
- 1...Sxa7
- 2.Se2#
- 2.Qg4#
- 1...Qb5
- 2.Se2#
- 2.Qg4#
- 1...Qa1
- 2.Qg4#
- 1...Qa2
- 2.Sxd5#
- 2.Qg4#
- 1...Qa5
- 2.Se2#
- 2.Qg4#
- 1...Rg5
- 2.Se2#
- 2.Sxd5#
- 1...Sb2
- 2.Sxd5#
- 2.Be3#
- 2.Qc1#
- 2.Qg4#
- 1...Sd2
- 2.Sxd5#
- 2.Be3#
- 2.Qg4#
- 1...Sa3
- 2.Sxd5#
- 2.Be3#
- 2.Qc1#
- 2.Qg4#
- 1...Se3
- 2.Bxe3#
- 1...S4a5
- 2.Sxd5#
- 2.Be3#
- 2.Qc1#
- 2.Qg4#
- 1...S4e5
- 2.Be3#
- 2.Qc1#
- 1...Sb6
- 2.Qc1#
- 2.Qg4#
- 1...Sd6
- 2.Sxd5#
- 2.Be3#
- 2.Qc1#
- 2.Qg4#
- 1...Sb4
- 2.Se2#
- 2.Qg4#
- 1...Sd4
- 2.Qg4#
- 1...S6a5
- 2.Se2#
- 2.Qg4#
- 1...Se7
- 2.Se2#
- 2.Qg4#
- 1...Sb8
- 2.Se2#
- 2.Qg4#
- 1...Sd8
- 2.Se2#
- 2.Qg4#
- 1...d4
- 2.Se2#
- 2.Sd5#
- 2.Re4#
- 2.Qg4#
- 1...S6e5!
- threat
- 1.Se3?
- Keys
- 1.Sd6!
- threat
- 2.Qh2#
- 1...Kxe5
- 2.Qh2#
- 1...Rxe5
- 2.Qg4#
- 1...S4xe5
- 2.Sxd5#
- 1...S6xe5
- 2.Se2#
- 1...Rf5
- 2.Rxf5#
- 1...Rg5
- 2.Qxg5#
- threat
- 1.Sd6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 1
- Sets
- R(f);OGATE,XS(F)::R1(E),XR(f)
- P(e);N_GUARD::R1(E)
- Tries
- Try
- S(F);
- Threat
- QAB(A)
- Vars
- K(c);N_SPINP(a),S_FLIGHT,XR(E)::QAB(A)
- R(f);SBLOCK,XR(E)::QAR1(A)
- S(b);SBLOCK,XR(E)::S(F),XP(e)
- R(f);N_GUARD::R1(E),XR(f)
- R(f);N_GUARD,P_PINP(G)::QAB1(A),XR(f)
- Refutation
- S(h);XR(E)
- Try
- S(F);
- Threat
- QAB(A)
- Vars
- K(c);N_SPINP(a),S_FLIGHT,XR(E)::QAB(A)
- R(f);SBLOCK,XR(E)::R1(B),XP(a)
- S(b);SBLOCK,XR(E)::S(F)
- S(h);SBLOCK,XR(E)::S(F)
- R(f);N_GUARD,P_PINP(G)::QAB1(A),XR(f)
- Refutation
- R(f);
- Try
- S(F);
- Threat
- QAB(A)
- Vars
- K(c);N_SPINP(a),S_FLIGHT,XR(E)::QAB(A)
- R(f);SBLOCK,XR(E)::QAR1(A)
- S(b);SBLOCK,XR(E)::S(F),XP(e)
- R(f);N_GUARD::R1(E),XR(f)
- R(f);N_GUARD,P_PINP(G)::QAB1(A),XR(f)
- Refutation
- S(h);XR(E)
- Try
- R(B);CHECK,XP(a)
- Refutation
- K(c);S_FLIGHT,XR(E)
- Try
- R(E);
- Threat
- DUALS(4)
- Vars
- S(h);::S(C)
- S(b);::S(C),XP(e)
- S(h);::QAR1(A)
- Refutation
- S(b);XR(E)
- Try
- R(E);
- Threat
- DUALS(3)
- Vars
- Q(g);P_PINS(C)::QAR1(A)
- S(b);N_GUARD::B(H),XS(b)
- S(h);::QAR1(A)
- Refutation
- S(h);
- Try
- Actual
- S(F);
- Threat
- QAB(A)
- Vars
- K(c);N_SPINP(a),S_FLIGHT,XR(E)::QAB(A)
- R(f);SBLOCK,XR(E)::QAR1(A)
- S(b);SBLOCK,XR(E)::S(C),XP(e)
- S(h);SBLOCK,XR(E)::S(C)
- R(f);N_GUARD::R1(E),XR(f)
- R(f);N_GUARD,P_PINP(G)::QAB1(A),XR(f)
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