MESON Chess Problem Database
Problem Display
PID: 110280 (8/4pQR1/3PRB1N/5N1B/3P1p1P/3pP1P1/3p1kp1/3Kbrrb w - - 0 1)
Lider, Valentin Viktorovich
2nd Comm., UV CSTV, 1979
#2
13 + 10
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...f3
- 2.Sg4#
- 1...f3
- Tries
- 1.Sxe7?
- 1...fxe3
- 2.Be5#
- 1...fxg3
- 2.Bg5#
- 1...f3!
- 1...fxe3
- 1.Be5?
- 1...fxe3
- 2.Sxe7#
- 1...fxg3
- 2.Bxg3#
- 1...f3
- 2.Sg4#
- 1...exd6!
- 1...fxe3
- 1.Bg5?
- 1...fxe3
- 2.Bxe3#
- 1...fxg3
- 2.Sxe7#
- 1...f3
- 2.Sg4#
- 1...exd6!
- 1...fxe3
- 1.Re4?
- threat
- 2.Rxf4#
- 1...fxe3
- 2.Rf4#
- 1...fxg3
- 2.Rf4#
- 1...f3
- 2.Sg4#
- 1...e5!
- threat
- 1.Rg4?
- threat
- 2.Rxf4#
- 1...Kf3
- 2.Rxf4#
- 1...fxe3
- 2.Rf4#
- 1...fxg3
- 2.Rf4#
- 1...f3!
- threat
- 1.Sxe7?
- Keys
- 1.Bxe7!
- 1...fxe3
- 2.Sxe3#
- 1...fxg3
- 2.Sxg3#
- 1...f3
- 2.Sg4#
- 1...fxe3
- 1.Bxe7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- P(i);SBLOCK::S(K)
- Tries
- Try
- S(F);XP(j)
- Vars
- P(i);OGATEB,SBLOCK,XP(B)::QAR(L)+B(J)
- P(i);OGATEB,SBLOCK,XP(C)::QAR(L)+B(J)
- Refutation
- P(i);
- Try
- B(J);
- Vars
- P(i);SBLOCK,XP(B)::QAR(L)+S(F),XP(j)
- P(i);OGATE,XP(C)::B(J),XP(i)
- P(i);SBLOCK::S(K)
- Refutation
- P(j);XP(H)
- Try
- B(J);
- Vars
- P(i);OGATE,XP(B)::B(J),XP(i)
- P(i);SBLOCK,XP(C)::QAR(L)+S(F),XP(j)
- P(i);SBLOCK::S(K)
- Refutation
- P(j);XP(H)
- Try
- R(I);
- Threat
- R(I),XP(i)
- Vars
- P(i);XP(B)::R(I)
- P(i);XP(C)::R(I)
- P(i);SBLOCK::S(K)
- Refutation
- P(j);
- Try
- R(M);
- Threat
- R(M),XP(i)
- Vars
- K(f);P-FLIGHT::B(G)+R(M),DCHECK,XP(i)
- P(i);XP(B)::R(M)
- P(i);XP(C)::R(M)
- Refutation
- P(i);
- Try
- Actual
- B(J);XP(j)
- Vars
- P(i);XP(B)::QAR(L)+S(F),XP(i)
- P(i);XP(C)::QAR(L)+S(F),XP(i)
- P(i);SBLOCK::S(K)
Developed and maintained by Brian Stephenson.
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