MESON Chess Problem Database
Problem Display
PID: 141283 (1N2r3/Q3P1p1/4p1B1/1P1kP1p1/2p5/2pn1n1r/3pR1N1/Kb6 w - - 0 1)
Kiss, Ivan
Comm., Schach, 1986
#2
9 + 12
| 702 | Phenix | 1989 |
SOLUTION
- SOUND
- Sets
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- 1...Rd8
- Tries
- 1.Sc6?
- threat
- 2.Se3#
- 2.Be4#
- 1...Sfxe5
- 2.Qd4#
- 1...d1S
- 2.Be4#
- 1...Rh4
- 2.Se3#
- 1...Sc1
- 2.Se3#
- 2.Sb4#
- 1...Sde1
- 2.Se3#
- 2.Sb4#
- 1...Sb2
- 2.Se3#
- 2.Sb4#
- 1...Sf2
- 2.Se3#
- 2.Sb4#
- 1...Sb4
- 2.Se3#
- 2.Sxb4#
- 1...Sf4
- 2.Se3#
- 2.Sb4#
- 1...Sc5
- 2.Se3#
- 1...Sfe1
- 2.Be4#
- 2.Qd4#
- 1...Sg1
- 2.Be4#
- 2.Qd4#
- 1...Sh2
- 2.Be4#
- 2.Qd4#
- 1...Sd4
- 2.Be4#
- 2.Qxd4#
- 1...Sh4
- 2.Be4#
- 2.Qd4#
- 1...Sdxe5!
- threat
- 1.Sd7?
- threat
- 2.Se3#
- 2.Be4#
- 1...Sdxe5
- 2.Qc5#
- 1...Sc5
- 2.Qxc5#
- 1...d1S
- 2.Be4#
- 1...Rh4
- 2.Se3#
- 1...Sc1
- 2.Se3#
- 2.Qc5#
- 1...Sde1
- 2.Se3#
- 2.Qc5#
- 1...Sb2
- 2.Se3#
- 2.Qc5#
- 1...Sf2
- 2.Se3#
- 2.Qc5#
- 1...Sb4
- 2.Se3#
- 2.Qc5#
- 1...Sf4
- 2.Se3#
- 2.Qc5#
- 1...Sfe1
- 2.Be4#
- 1...Sg1
- 2.Be4#
- 1...Sh2
- 2.Be4#
- 1...Sd4
- 2.Be4#
- 1...Sh4
- 2.Be4#
- 1...Sfxe5!
- threat
- 1.Sc6?
- Keys
- 1.Qb6!
- threat
- 2.Qd6#
- 1...Sdxe5
- 2.Se3#
- 1...Sfxe5
- 2.Be4#
- 1...Rd8
- 2.exd8Q#
- 2.exd8R#
- threat
- 1.Qb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 0
- Sets
- R(l);OGATE::PXR(l)=Q
- Tries
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(e);N_GUARD,XP(E)::QAR1(G)
- P(b);::B(F)
- R(f);::S(C)
- S(d);::S(C)
- Refutation
- S(d);XP(E)
- Try
- S(I);
- Threat
- DUALS(2)
- Vars
- S(d);N_GUARD,XP(E)::QAR1(G)
- S(d);N_GUARD::QAR1(G),XS(d)
- P(b);::B(F)
- R(f);::S(C)
- S(e);::B(F)
- Refutation
- S(e);XP(E)
- Try
- Actual
- Q(G);
- Threat
- QAR1(G)
- Vars
- S(d);SBLOCK,XP(E)::S(C)
- S(e);SBLOCK,XP(E)::B(F)
- R(l);OGATE::PXR(l)=Q
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