MESON Chess Problem Database
Problem Display
PID: 55335 (2b4K/r6n/1b1R4/4Pk2/2N1pNR1/3npP1P/4p1p1/1B2q3 w - - 0 1)
Kosolapov, Nikolai
1st Prize, Soviet Ty., 1963
#2
9 + 11
| 3747 | FIDE Album (1962-1964) | 1968 |
SOLUTION
- SOUND
- Sets
- 1...Sc1
- 2.Bxe4#
- 2.fxe4#
- 1...Sb2
- 2.Bxe4#
- 2.fxe4#
- 1...Sb4
- 2.Bxe4#
- 2.fxe4#
- 1...Sxf4
- 2.Bxe4#
- 2.fxe4#
- 1...Sxe5
- 2.Bxe4#
- 2.fxe4#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Sf8
- 2.Rf6#
- 1...exf3
- 2.Bxd3#
- 1...Sc1
- Tries
- 1.Sxe2?
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxd3#
- 1...Sf2
- 2.Sg3#
- 1...Sc5
- 2.Sd4#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Bb7!
- threat
- 1.Sxg2?
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxd3#
- 1...Sf2
- 2.Sh4#
- 1...Sc5
- 2.Sgxe3#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Bb7!
- threat
- 1.Sxd3?
- threat
- 2.fxe4#
- 1...exd3
- 2.Bxd3#
- 1...exf3
- 2.Sc1#
- 2.Sxe1#
- 1...Sg5
- 2.Rf4#
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Bb7!
- threat
- 1.Sd5?
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxd3#
- 1...Sc5
- 2.Sdxe3#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Sf2!
- threat
- 1.Sh5?
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxd3#
- 1...Bb7
- 2.Sg7#
- 1...Sf2
- 2.Sg3#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- 1...Sc5!
- threat
- 1.Sxe2?
- Keys
- 1.Sg6!
- threat
- 2.fxe4#
- 1...exf3
- 2.Bxd3#
- 1...Bb7
- 2.Se7#
- 1...Sf2
- 2.Sh4#
- 1...Sc5
- 2.Sxe3#
- 1...Sg5
- 2.Rf6#
- 1...Sf6
- 2.Rxf6#
- threat
- 1.Sg6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 1
- Sets
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- Tries
- Try
- S(E);XP(b)
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- S(d);P_SPINP(f),S_CUTQ(a)::S(E)
- S(d);P_SPINP(f),S_CUTB(h)::S(E)
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- B(k);
- Try
- S(E);XP(c)
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- S(d);P_SPINP(f),S_CUTQ(a)::S(E)
- S(d);P_SPINP(f),S_CUTB(h)::S(E),XP(e)
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- B(k);
- Try
- S(E);XS(d)
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATE,P_SPINP(f),XS(E)::B(A),XP(f)
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- B(k);
- Try
- S(E);
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- S(d);P_SPINP(f),S_CUTB(h)::S(E),XP(e)
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- S(d);P_SPINP(f)
- Try
- S(E);
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- B(k);S_CUTR(i)::S(E)
- S(d);P_SPINP(f),S_CUTQ(a)::S(E)
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
- Refutation
- S(d);P_SPINP(f)
- Try
- Actual
- S(E);
- Threat
- P(B),XP(f)
- Vars
- P(f);OGATEB,P_SPINS(d),XP(B)::B(A),XS(d)
- B(k);S_CUTR(i)::S(E)
- S(d);P_SPINP(f),S_CUTQ(a)::S(E)
- S(d);P_SPINP(f),S_CUTB(h)::S(D),XP(e)
- S(j);N_GUARD::R1(H)
- S(j);N_GUARD::R1(H),XS(j)
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