MESON Chess Problem Database
Problem Display
PID: 99416 (Q7/8/3P4/1N3p2/3p1Pp1/1N1n2P1/8/1B1k1K2 w - - 0 1)
Subotic, Miroslav
Sakkelet, 1991
#2
8 + 5
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Tries
- 1.Qh1?
- 1...Sxf4
- 2.Kf2#
- 1...Sc1
- 2.Kf2#
- 1...Sb2
- 2.Kf2#
- 1...Sf2
- 2.Kxf2#
- 1...Sb4
- 2.Kf2#
- 1...Sc5
- 2.Kf2#
- 1...Se5
- 2.Kf2#
- 1...Se1!
- 1...Sxf4
- 1.Qg2?
- threat
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 2.Qe2#
- 1...Sxf4
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 1...Se1
- 2.Qd2#
- 2.Qe2#
- 1...Sc1
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 1...Sb4
- 2.Qd2#
- 2.Qe2#
- 1...Sf2!
- threat
- 1.Qe4?
- threat
- 2.Qxd3#
- 2.Qe2#
- 1...Sxf4
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 1...Se1
- 2.Qxe1#
- 2.Qe2#
- 1...Sc1
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 1...Sb2
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 2.Qe2#
- 1...Sf2
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 2.Qe2#
- 1...Sb4
- 2.Qe1#
- 2.Qe2#
- 1...Sc5
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 2.Qe2#
- 1...Se5
- 2.Bc2#
- 2.Qc2#
- 2.Qe1#
- 2.Qe2#
- 1...fxe4!
- threat
- 1.Qc6?
- threat
- 2.Bc2#
- 2.Qc2#
- 1...Se1
- 2.Qc1#
- 1...Sb4
- 2.Qc1#
- 1...Sc5!
- threat
- 1.Qa1?
- threat
- 2.Bxd3#
- 1...Sxf4
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Se1
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Sb2
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Sf2
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Sb4
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Sc5
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Se5
- 2.Bd3#
- 2.Be4#
- 2.Bxf5#
- 1...Sc1!
- threat
- 1.Qa2?
- threat
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 2.Qe2#
- 1...Sxf4
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 1...Se1
- 2.Qd2#
- 2.Qe2#
- 1...Sc1
- 2.Bc2#
- 2.Qc2#
- 2.Qd2#
- 1...Sb4
- 2.Qd2#
- 2.Qe2#
- 1...Sb2!
- threat
- 1.Qa3?
- 1...Sxf4
- 2.Qc1#
- 1...Se1
- 2.Qc1#
- 1...Sc1
- 2.Qxc1#
- 1...Sf2
- 2.Qc1#
- 1...Sb4
- 2.Qc1#
- 1...Sc5
- 2.Qc1#
- 1...Se5
- 2.Qc1#
- 1...Sb2!
- 1...Sxf4
- 1.Qc8?
- threat
- 2.Bc2#
- 2.Qc2#
- 1...Se1
- 2.Qc1#
- 1...Sb4
- 2.Qc1#
- 1...Sc5!
- threat
- 1.Qe8?
- threat
- 2.Qe2#
- 1...Sxf4
- 2.Qe1#
- 1...Sc1
- 2.Qe1#
- 1...Se5!
- threat
- 1.Qh1?
- Keys
- 1.Qd5!
- 1...Sxf4
- 2.Sc3#
- 1...Se1
- 2.Sc3#
- 1...Sc1
- 2.Sc3#
- 1...Sb2
- 2.Sc3#
- 1...Sf2
- 2.Sc3#
- 1...Sb4
- 2.Sc3#
- 1...Sc5
- 2.Sc3#
- 1...Se5
- 2.Sc3#
- 1...Sxf4
- 1.Qd5!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- Tries
- Try
- Q(H);
- Vars
- S(b);XP(E)::QAR(H)+K(B)
- S(b);::QAR(H)+K(B)
- S(b);::QAR(H)+K(B),XS(b)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- DUALS(4)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- DUALS(2)
- Refutation
- P(e);XQ(H)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD::QAR1(H)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- QAR(H)+B(A),XS(b)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- DUALS(4)
- Refutation
- S(b);
- Try
- Q(H);
- Vars
- S(b);N_GUARD,XP(E)::QAR1(H)
- S(b);N_GUARD::QAR1(H)
- S(b);N_GUARD::QAR1(H),XS(b)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- S(b);N_GUARD::QAR1(H)
- Refutation
- S(b);
- Try
- Q(H);
- Threat
- QAB1(H)
- Vars
- S(b);N_GUARD,XP(E)::QAR1(H)
- S(b);N_GUARD::QAR1(H)
- Refutation
- S(b);
- Try
- Actual
- Q(H);
- Vars
- S(b);P_SPINP(c),XP(E)::S(F)
- S(b);P_SPINP(c)::S(F)
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