MESON Chess Problem Database
Problem Display
PID: 84216 (1KB5/6p1/2k5/2N3p1/P1R1P3/2p5/7p/2Q5 w - - 0 1)
Drazkowski, Krzysztof
Probleemblad, 1990
#2
7 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Ka7?
- threat
- 2.Sb7#
- 1...Kc7
- 2.Sb7#
- 1...Kd6!
- threat
- 1.Sb3+?
- 1...Kb6
- 2.Qe3#
- 1...Kd6!
- 1...Kb6
- 1.Sd3+?
- 1...Kd6
- 2.Qa3#
- 1...Kb6!
- 1...Kd6
- 1.Qa3?
- threat
- 2.Sd7#
- 1...Kd6
- 2.Sd3#
- 1...Kb6!
- threat
- 1.Qe3?
- threat
- 2.Sb7#
- 1...Kb6
- 2.Sb3#
- 1...Kd6!
- threat
- 1.Qf4?
- threat
- 2.Sd7#
- 2.Qc7#
- 1...Kb6
- 2.Qc7#
- 1...gxf4!
- threat
- 1.Ka7?
- Keys
- 1.Qxg5!
- threat
- 2.Qg6#
- 1...Kb6
- 2.Sd7#
- 1...Kd6
- 2.Sb7#
- 1...g6
- 2.Qf6#
- 2.Qxg6#
- threat
- 1.Qxg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- Tries
- Try
- K(F);S_FLIGHT
- Threat
- R(C)+S(E)
- Vars
- K(d);P-FLIGHT::R(C)+S(E)
- Refutation
- K(d);P-FLIGHT
- Try
- S(E);CHECK
- Vars
- K(d);P-FLIGHT::QAB(A)
- Refutation
- K(d);P-FLIGHT
- Try
- S(E);CHECK
- Vars
- K(d);P-FLIGHT::QAB(A)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(A);
- Threat
- R(C)+S(E)
- Vars
- K(d);P-FLIGHT::QAB(A)+S(E)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(A);
- Threat
- R(C)+S(E)
- Vars
- K(d);P-FLIGHT::QAB(A)+S(E)
- Refutation
- K(d);P-FLIGHT
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- K(d);P-FLIGHT::QAB1(A)
- Refutation
- P(c);XQ(A)
- Try
- Actual
- Q(A);XP(c)
- Threat
- QAR(A)
- Vars
- K(d);P-FLIGHT::S(E)
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