MESON Chess Problem Database
Problem Display
PID: 108746 (2RNR3/3n4/8/3p4/2PkP1p1/3N4/1P2Kb2/1Q6 w - - 0 1)
Labai, Zoltan
3rd Comm., Sachove umeni (Ceskoslovensky sach), 1983
#2
9 + 5
| 6490 | yacpdb | 2009 |
| 5454 | Near Snap | 2021 |
SOLUTION
- SOUND
- Sets
- 1...Bg1
- 2.Qxg1#
- 1...dxc4
- 2.Sc6#
- 1...dxe4
- 2.Se6#
- 1...Bg1
- Tries
- 1.Se1?
- threat
- 2.Sc2#
- 2.Qd3#
- 2.Qd1#
- 1...Bxe1
- 2.Qd3#
- 1...dxc4
- 2.Sc2#
- 2.Qd1#
- 1...dxe4
- 2.Sc2#
- 2.Rxe4#
- 2.Qxe4#
- 2.Qd1#
- 1...Be3
- 2.Sc2#
- 2.Qd3#
- 1...Se5
- 2.Se6#
- 1...Sc5!
- threat
- 1.Sxf2?
- threat
- 2.Qd3#
- 2.Qd1#
- 1...dxc4
- 2.Qd1#
- 1...dxe4
- 2.Rxe4#
- 2.Qxe4#
- 2.Qd1#
- 1...Se5
- 2.Se6#
- 1...Sc5!
- threat
- 1.Sb4?
- threat
- 2.Sc2#
- 2.Qd3#
- 2.Qd1#
- 1...dxc4
- 2.Sc2#
- 2.Qd1#
- 1...dxe4
- 2.Sc2#
- 2.Rxe4#
- 2.Qxe4#
- 2.Qd1#
- 1...Be1
- 2.Sc2#
- 2.Qd3#
- 1...Be3
- 2.Sc2#
- 2.Qd3#
- 1...Se5
- 2.Se6#
- 1...Sc5!
- threat
- 1.Sf4?
- threat
- 2.Qd3#
- 2.Qd1#
- 1...dxc4
- 2.Qd1#
- 1...dxe4
- 2.Rxe4#
- 2.Qxe4#
- 2.Qd1#
- 1...Be1
- 2.Qd3#
- 1...Be3
- 2.Qd3#
- 1...Se5
- 2.Sfe6#
- 2.Sde6#
- 1...Sc5!
- threat
- 1.Qa2?
- threat
- 2.Sc6#
- 1...Sb8
- 2.Qa7#
- 1...Se5!
- threat
- 1.Qc2?
- threat
- 2.Sc6#
- 2.Qc3#
- 1...Be1
- 2.Sc6#
- 1...Sb8
- 2.Qc3#
- 1...Se5!
- threat
- 1.Qc1?
- threat
- 2.Sc6#
- 2.Qc3#
- 1...Be1
- 2.Sc6#
- 2.Qe3#
- 1...Sb8
- 2.Qc3#
- 1...Se5!
- threat
- 1.Qh1?
- threat
- 2.Se6#
- 1...Sf8
- 2.Qh8#
- 1...Sc5!
- threat
- 1.Se1?
- Keys
- 1.Se5!
- threat
- 2.Qd3#
- 1...Sxe5
- 2.Se6#
- 1...dxc4
- 2.Rxc4#
- 1...dxe4
- 2.Qd1#
- 1...Sc5
- 2.Sdc6#
- threat
- 1.Se5!
Anticipated by 58726(1960)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 2
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- B(a);OGATEB::QAB(A),XB(a)
- P(d);SBLOCK,XP(E)::S(H)
- P(d);SBLOCK,XP(F)::S(H)
- Tries
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- B(a);XS(D)::QAR1(A)
- S(e);SBLOCK::S(H)
- Refutation
- S(e);
- Try
- S(D);XB(a)
- Threat
- DUALS(2)
- Vars
- P(d);XP(E)::QAR(A)
- S(e);SBLOCK::S(H)
- Refutation
- S(e);
- Try
- S(D);
- Threat
- DUALS(3)
- Vars
- S(e);SBLOCK::S(H)
- Refutation
- S(e);
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- P(d);XP(E)::QAR(A)
- B(a);::QAR1(A)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- S(H)
- Vars
- S(e);N_GUARD::QAB(A)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- B(a);::S(H)
- S(e);::QAB1(A)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- S(e);::QAB1(A)
- Refutation
- S(e);
- Try
- Q(A);
- Threat
- S(H)
- Vars
- S(e);N_GUARD::QAB(A)
- Refutation
- S(e);
- Try
- Actual
- S(D);
- Threat
- QAR1(A)
- Vars
- S(e);SBLOCK,XS(D)::S(H)
- P(d);OGATE,XP(E)::R1(G),XP(d)
- P(d);SBLOCK,XP(F)::QAR(A)
- S(e);SBLOCK::S(H)
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