MESON Chess Problem Database
Problem Display
PID: 60539 (K7/4pp2/3n3N/3pkPpN/2RpPr2/BQ6/8/4R3 w - - 0 1)
Vladimirov, Yakov Georgevich
1st Prize, DSK TT, 1972
#2
9 + 8
| 3753 | FIDE Album (1971-1973) | 1978 |
| 15440 | Ukroshyenie Shakhmatnogo Pegasa (Vladimirov, YG) | 1996 |
| 102 | Probleemblad | 2014 |
SOLUTION
- SOUND
- Sets
- 1...Rf1
- 2.Sg4#
- 1...Rf2
- 2.Sg4#
- 1...Rf3
- 2.Sg4#
- 1...Rxe4
- 2.Qg3#
- 1...Rg4
- 2.Sxg4#
- 1...Sxc4
- 2.Sxf7#
- 1...Sxe4
- 2.Qb8#
- 1...Sb5
- 2.Sxf7#
- 1...Sb7
- 2.Sxf7#
- 1...Sc8
- 2.Sxf7#
- 1...Se8
- 2.Sxf7#
- 1...dxe4
- 2.Rc5#
- 1...Rf1
- Tries
- 1.Bxd6+?
- 1...exd6
- 2.Sxf7#
- 1...Kxd6!
- 1...exd6
- 1.Rcc1?
- threat
- 2.Qxd5#
- 1...Rxe4
- 2.Qg3#
- 1...Sxe4
- 2.Qb8#
- 1...dxe4
- 2.Rc5#
- 1...Sc4
- 2.Sxf7#
- 1...e6!
- threat
- 1.Rc2?
- threat
- 2.Qxd5#
- 1...Rxe4
- 2.Qg3#
- 1...Sxe4
- 2.Qb8#
- 1...dxe4
- 2.Rc5#
- 1...Sc4
- 2.Sxf7#
- 1...e6!
- threat
- 1.Rc5?
- threat
- 2.Rxd5#
- 2.Qxd5#
- 1...Rxf5
- 2.Qxd5#
- 1...Sxf5
- 2.Qxd5#
- 1...Sc4
- 2.Sxf7#
- 2.Rxd5#
- 1...e6!
- threat
- 1.Rc7?
- threat
- 2.Rxe7#
- 2.Qxd5#
- 1...Rxe4
- 2.Rxe7#
- 2.Qg3#
- 1...Sxe4
- 2.Rxe7#
- 1...Sxf5
- 2.Qxd5#
- 1...dxe4
- 2.Rc5#
- 2.Rxe7#
- 1...d3
- 2.Qxd5#
- 1...Sc4
- 2.Sxf7#
- 2.Rxe7#
- 1...Sc8
- 2.Sxf7#
- 2.Qxd5#
- 1...e6!
- threat
- 1.Rc8?
- threat
- 2.Qxd5#
- 1...Rxe4
- 2.Qg3#
- 1...Sxe4
- 2.Qb8#
- 1...dxe4
- 2.Rc5#
- 1...Sc4
- 2.Sxf7#
- 1...e6!
- threat
- 1.Qg3?
- threat
- 2.Sg4#
- 1...Sxf5
- 2.exf5#
- 1...dxe4
- 2.Rc5#
- 1...g4
- 2.Sxg4#
- 2.Qxf4#
- 1...Sxe4!
- threat
- 1.Qb6?
- threat
- 2.Qxd4#
- 1...Sxc4
- 2.Sxf7#
- 1...Sxf5
- 2.Sxf7#
- 1...dxc4
- 2.Qc5#
- 1...Sb5
- 2.Sxf7#
- 1...d3
- 2.Qd4#
- 1...Rxf5!
- threat
- 1.Qb7?
- threat
- 2.Qxd5#
- 2.Qxe7#
- 1...Rxe4
- 2.Qxe7#
- 1...Sxe4
- 2.Qc7#
- 2.Qxe7#
- 2.Qb8#
- 1...Sxf5
- 2.Qxd5#
- 1...Sxb7
- 2.Sxf7#
- 1...dxc4
- 2.Qd5#
- 2.Qxe7#
- 1...dxe4
- 2.Rc5#
- 1...Sc8
- 2.Sxf7#
- 2.Qxd5#
- 1...e6!
- threat
- 1.Qb8?
- threat
- 2.Sxf7#
- 1...Rxf5
- 2.exf5#
- 1...dxe4
- 2.Rc5#
- 1...f6
- 2.Sf7#
- 1...Rxe4!
- threat
- 1.Bxd6+?
- Keys
- 1.Rc6!
- threat
- 2.Qxd5#
- 1...Rxe4
- 2.Qg3#
- 1...Sxe4
- 2.Qb8#
- 1...dxe4
- 2.Rc5#
- 1...e6
- 2.Bxd6#
- 1...Sc4
- 2.Sxf7#
- threat
- 1.Rc6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 8
- Sets
- R(b);N_GUARD::S(H)
- R(b);OGATEB,P_SPINR(b),XP(E)::QAB(C)
- R(b);N_GUARD::S(H),XR(b)
- S(f);N_GUARD,XR(D)::S(H),XP(h)
- S(f);OGATEB,P_SPINS(f),XP(E)::QAB(C)
- S(f);N_GUARD::S(H),XP(h)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- Tries
- Try
- B(B);CHECK,XS(f)
- Vars
- P(g);XB(B)::S(H),XP(h)
- Refutation
- K(d);S_FLIGHT,XB(B)
- Try
- R(D);
- Threat
- QAR1(C),XP(c)
- Vars
- R(b);OGATEB,P_SPINR(b),XP(E)::QAB(C)
- S(f);OGATEB,P_SPINS(f),XP(E)::QAB(C)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- S(f);N_GUARD::S(H),XP(h)
- Refutation
- P(g);
- Try
- R(D);
- Threat
- QAR1(C),XP(c)
- Vars
- R(b);OGATEB,P_SPINR(b),XP(E)::QAB(C)
- S(f);OGATEB,P_SPINS(f),XP(E)::QAB(C)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- S(f);N_GUARD::S(H),XP(h)
- Refutation
- P(g);
- Try
- R(D);P_PINP(c)
- Threat
- DUALS(2)
- Vars
- R(b);XP(F)::QAR1(C),XP(c)
- S(f);XP(F)::QAR1(C),XP(c)
- Refutation
- P(g);
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- S(f);P_SPINS(f),XP(E)::R(D),XP(g)
- S(f);XP(F)::QAR1(C),XP(c)
- P(a);::QAR1(C),XP(c)
- Refutation
- P(g);
- Try
- R(D);
- Threat
- QAR1(C),XP(c)
- Vars
- R(b);OGATEB,P_SPINR(b),XP(E)::QAB(C)
- S(f);OGATEB,P_SPINS(f),XP(E)::QAB(C)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- S(f);N_GUARD::S(H),XP(h)
- Refutation
- P(g);
- Try
- Q(C);P_PINR(b)
- Threat
- S(H)
- Vars
- S(f);OGATE,XP(F)::R(A)+P(E),XS(f)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- Refutation
- S(f);P_SPINS(f),XP(E)
- Try
- Q(C);
- Threat
- QAB1(C),XP(a)
- Vars
- S(f);N_GUARD,XR(D)::S(H),XP(h)
- S(f);N_GUARD,XP(F)::S(H),XP(h)
- P(c);OGATEB,XR(D)::QAR2(C)
- S(f);N_GUARD::S(H),XP(h)
- P(a);::QAB1(C)
- Refutation
- R(b);XP(F)
- Try
- Q(C);
- Threat
- DUALS(2)
- Vars
- R(b);P_SPINR(b),XP(E)::QAR2(C),XP(g)
- S(f);XP(F)::QAR1(C),XP(c)
- S(f);N_GUARD,XQ(C)::S(H),XP(h)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- Refutation
- P(g);
- Try
- Q(C);P_PINS(f)
- Threat
- S(H),XP(h)
- Vars
- R(b);OGATE,XP(F)::R(A)+P(E),XR(b)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- P(h);::S(H)
- Refutation
- R(b);P_SPINR(b),XP(E)
- Try
- Actual
- R(D);
- Threat
- QAR1(C),XP(c)
- Vars
- R(b);OGATEB,P_SPINR(b),XP(E)::QAB(C)
- S(f);OGATEB,P_SPINS(f),XP(E)::QAB(C)
- P(c);OGATEB,P_SPINP(c),XP(E)::R(D)
- P(g);N_GUARD::B(B),XS(f)
- S(f);N_GUARD::S(H),XP(h)
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