MESON Chess Problem Database
Problem Display
PID: 36236 (1K6/8/2P1P2p/2Bk1p1P/P2PN3/1P1Q4/6P1/8 w - - 0 1)
Valuska, Jan
3rd Prize, Gazeta Czestochowska, 1976
#2
11 + 3
| 3771 | FIDE Album (1974-1976) | 1980 |
SOLUTION
- SOUND
- Sets
- 1...Kxc6
- 2.d5#
- 1...Kxe6
- 2.Qc4#
- 1...Kxc6
- Tries
- 1.Kb7?
- 1...Kxe6
- 2.Qc4#
- 1...fxe4
- 2.Qc4#
- 1...f4!
- 1...Kxe6
- 1.Kc7?
- 1...Kxe6
- 2.Qc4#
- 1...fxe4
- 2.Qc4#
- 1...f4!
- 1...Kxe6
- 1.Sd2?
- 1...Kxc6
- 2.Qf3#
- 1...f4
- 2.Qe4#
- 1...Kxe6!
- 1...Kxc6
- 1.Sf2?
- 1...Kxc6
- 2.Qf3#
- 1...f4
- 2.Qe4#
- 1...Kxe6!
- 1...Kxc6
- 1.Sc3+?
- 1...Kxc6
- 2.Qb5#
- 2.Qa6#
- 2.Qf3#
- 1...Kxe6!
- 1...Kxc6
- 1.Sg5?
- threat
- 2.Qf3#
- 1...Kxc6
- 2.Qf3#
- 1...hxg5!
- threat
- 1.Sd6?
- 1...Kxc6
- 2.Qf3#
- 1...f4
- 2.Qe4#
- 1...Kxe6!
- 1...Kxc6
- 1.Sf6+?
- 1...Kxc6
- 2.Qb5#
- 2.Qa6#
- 2.Qf3#
- 1...Kxe6!
- 1...Kxc6
- 1.Ba3?
- 1...Kxc6
- 2.Qb5#
- 1...Kxe6
- 2.Qc4#
- 1...fxe4
- 2.Qc4#
- 1...f4!
- 1...Kxc6
- 1.Bb4?
- 1...Kxc6
- 2.Qb5#
- 1...Kxe6
- 2.Qc4#
- 1...fxe4
- 2.Qc4#
- 1...f4!
- 1...Kxc6
- 1.Bf8?
- 1...Kxc6
- 2.Qb5#
- 1...Kxe6
- 2.Qc4#
- 1...fxe4
- 2.Qc4#
- 1...f4!
- 1...Kxc6
- 1.Qc4+?
- 1...Kxc6
- 2.Ba7#
- 2.d5#
- 1...Kxe4!
- 1...Kxc6
- 1.Qg3?
- 1...Kxe4
- 2.Qf3#
- 1...Kxc6
- 2.Qd6#
- 1...Kxe6
- 2.Qg8#
- 1...fxe4
- 2.Qd6#
- 1...f4!
- 1...Kxe4
- 1.Kb7?
- Keys
- 1.Sg3!
- 1...Kxc6
- 2.Qf3#
- 1...Kxe6
- 2.Qxf5#
- 1...f4
- 2.Qe4#
- 1...Kxc6
- 1.Sg3!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 2
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(a);OGATE,S_FLIGHT,XP(I)::P(E)
- K(a);S_FLIGHT,XP(J)::QAB(C)
- Tries
- Try
- K(K);P-FLIGHT
- Vars
- K(a);S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAB1(C)
- Refutation
- P(b);
- Try
- K(K);S_FLIGHT
- Vars
- K(a);S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAB1(C)
- Refutation
- P(b);
- Try
- S(F);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB(C)
- P(b);N_GUARD::QAB1(C)
- Refutation
- K(a);S_FLIGHT,XP(J)
- Try
- S(F);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB(C)
- P(b);N_GUARD::QAB1(C)
- Refutation
- K(a);S_FLIGHT,XP(J)
- Try
- S(F);CHECK
- Refutation
- K(a);S_FLIGHT,XP(J)
- Try
- S(F);
- Threat
- QAB(C)
- Vars
- K(a);S_FLIGHT,XP(I)::QAB(C)
- Refutation
- P(c);XS(F)
- Try
- S(F);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB(C)
- P(b);N_GUARD::QAB1(C)
- Refutation
- K(a);S_FLIGHT,XP(J)
- Try
- S(F);CHECK
- Refutation
- K(a);S_FLIGHT,XP(J)
- Try
- B(G);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB1(C)
- K(a);S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAB1(C)
- Refutation
- P(b);
- Try
- B(G);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB1(C)
- K(a);S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAB1(C)
- Refutation
- P(b);
- Try
- B(G);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB1(C)
- K(a);S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAB1(C)
- Refutation
- P(b);
- Try
- Q(C);CHECK
- Refutation
- K(a);S_FLIGHT,XS(F)
- Try
- Q(C);
- Vars
- K(a);OGATEB,S_FLIGHT,XS(F)::QAB1(C)
- K(a);S_FLIGHT,XP(I)::QAR1(C)
- K(a);OGATEB,S_FLIGHT,XP(J)::QAB(C)
- P(b);SBLOCK,XS(F)::QAR1(C)
- Refutation
- P(b);
- Try
- Actual
- S(F);
- Vars
- K(a);S_FLIGHT,XP(I)::QAB(C)
- K(a);S_FLIGHT,XP(J)::QAB1(C),XP(b)
- P(b);N_GUARD::QAB1(C)
Developed and maintained by Brian Stephenson.
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