MESON Chess Problem Database
Problem Display
PID: 110184 (1bK1R3/2p5/2N2pp1/1rp1Bkn1/4p2Q/4P3/BP4P1/2Rb1q2 w - - 0 1)
Labai, Zoltan
Ahues JT, 1982
#2
10 + 11
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qe2
- 2.Qf4#
- 1...Qxg2
- 2.Qf4#
- 1...Qd3
- 2.Qf4#
- 1...Qc4
- 2.Qf4#
- 1...Qe1
- 2.Qf4#
- 1...Qg1
- 2.Qf4#
- 1...Qh1
- 2.Qf4#
- 1...Qf4
- 2.Qxf4#
- 1...Bc2
- 2.g4#
- 1...Bb3
- 2.g4#
- 1...Bf3
- 2.Qf4#
- 1...Ba4
- 2.g4#
- 1...Sf3
- 2.Be6#
- 2.Qf4#
- 2.g4#
- 1...Sh3
- 2.Be6#
- 1...Se6
- 2.Bxe6#
- 1...Sf7
- 2.Be6#
- 1...Sh7
- 2.Be6#
- 1...c4
- 2.Sd4#
- 1...Qe2
- Tries
- 1.Bc3?
- threat
- 2.Se7#
- 1...Qc4
- 2.Qf4#
- 1...Bb3
- 2.g4#
- 1...c4
- 2.Sd4#
- 1...Rb3!
- threat
- 1.Bg3?
- threat
- 2.Se7#
- 1...Qc4
- 2.Qf4#
- 1...Qf4
- 2.Qxf4#
- 1...Rb3
- 2.Rxc5#
- 1...c4
- 2.Sd4#
- 1...Bb3!
- threat
- 1.Bd4?
- threat
- 2.Se7#
- 1...cxd4
- 2.Sxd4#
- 1...Qc4
- 2.Qf4#
- 1...Rb3
- 2.Rxc5#
- 1...Bb3
- 2.g4#
- 1...c4!
- threat
- 1.Bf4?
- threat
- 2.Se7#
- 1...Qxf4
- 2.Qxf4#
- 1...Rb3
- 2.Rxc5#
- 1...Bb3
- 2.g4#
- 1...c4
- 2.Sd4#
- 1...Qc4!
- threat
- 1.Bd6?
- threat
- 2.Se7#
- 1...Qc4
- 2.Qf4#
- 1...Rb3
- 2.Rxc5#
- 1...Bb3
- 2.g4#
- 1...c4
- 2.Sd4#
- 1...cxd6!
- threat
- 1.Bxf6?
- threat
- 2.Qxg5#
- 1...Qxg2
- 2.Qf4#
- 1...Qf4
- 2.Qxf4#
- 1...Sf3
- 2.Se7#
- 2.Be6#
- 2.Qf4#
- 2.g4#
- 1...Sh3
- 2.Se7#
- 2.Be6#
- 2.Re5#
- 1...Se6
- 2.Se7#
- 2.Bxe6#
- 1...Sf7
- 2.Se7#
- 2.Be6#
- 1...Sh7
- 2.Se7#
- 2.Be6#
- 2.Re5#
- 1...Kxf6!
- threat
- 1.Bxc7?
- threat
- 2.Se7#
- 1...Qc4
- 2.Qf4#
- 1...Rb3
- 2.Rxc5#
- 1...Bb3
- 2.g4#
- 1...c4
- 2.Sd4#
- 1...Bxc7!
- threat
- 1.Rxc5?
- threat
- 2.Sd4#
- 2.Se7#
- 1...Rxc5
- 2.Sd4#
- 1...Qd3
- 2.Se7#
- 2.Qf4#
- 1...Qc4
- 2.Qf4#
- 1...Rb3
- 2.Sd4#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bxc7#
- 1...Rb4
- 2.Se7#
- 2.Bh2#
- 2.Bc3#
- 2.Bg3#
- 2.Bd4#
- 2.Bf4#
- 2.Bd6#
- 2.Bxc7#
- 1...Bb3
- 2.Sd4#
- 2.g4#
- 1...Sf3
- 2.Se7#
- 2.Be6#
- 2.Qf4#
- 2.g4#
- 1...Se6
- 2.Se7#
- 2.Bxe6#
- 1...fxe5!
- threat
- 1.Re6?
- threat
- 2.Se7#
- 2.Rxf6#
- 1...fxe5
- 2.Se7#
- 1...Qc4
- 2.Rxf6#
- 1...Rb3
- 2.Rxf6#
- 1...Bb3
- 2.Rxf6#
- 1...c4
- 2.Sd4#
- 2.Rxf6#
- 1...Sh7
- 2.Se7#
- 1...Sxe6!
- threat
- 1.Qxg5+?
- 1...fxg5
- 2.Be6#
- 1...Kxg5!
- 1...fxg5
- 1.Bc3?
- Keys
- 1.Bh2!
- threat
- 2.Se7#
- 1...Qc4
- 2.Qf4#
- 1...Qf4
- 2.Qxf4#
- 1...Rb3
- 2.Rxc5#
- 1...Bb3
- 2.g4#
- 1...c4
- 2.Sd4#
- threat
- 1.Bh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 13
- Sets
- Q(b);N_GUARD::QAR1(F)
- Q(b);N_GUARD,XP(D)::QAR1(F)
- Q(b);N_GUARD::QAR1(F),XQ(b)
- B(a);N_GUARD::P(D)
- B(a);S_CUTQ(b)::QAR1(F)
- S(g);N_GUARD::B(B)
- S(g);N_GUARD::B(B),XS(g)
- P(e);N_GUARD::S(H)
- Tries
- Try
- B(G);
- Threat
- S(H)
- Vars
- Q(b);N_GUARD::QAR1(F)
- B(a);N_GUARD::P(D)
- P(e);N_GUARD::S(H)
- Refutation
- R(d);
- Try
- B(G);
- Threat
- S(H)
- Vars
- Q(b);N_GUARD::QAR1(F)
- Q(b);N_GUARD::QAR1(F),XQ(b)
- R(d);N_GUARD::R(A),XP(e)
- P(e);N_GUARD::S(H)
- Refutation
- B(a);
- Try
- B(G);
- Threat
- S(H)
- Vars
- P(e);XB(G)::S(H),XP(e)
- Q(b);N_GUARD::QAR1(F)
- R(d);N_GUARD::R(A),XP(e)
- B(a);N_GUARD::P(D)
- Refutation
- P(e);
- Try
- B(G);
- Threat
- S(H)
- Vars
- Q(b);OGATE,XB(G)::QAR1(F),XQ(b)
- R(d);N_GUARD::R(A),XP(e)
- B(a);N_GUARD::P(D)
- P(e);N_GUARD::S(H)
- Refutation
- Q(b);
- Try
- B(G);
- Threat
- S(H)
- Vars
- Q(b);N_GUARD::QAR1(F)
- R(d);N_GUARD::R(A),XP(e)
- B(a);N_GUARD::P(D)
- P(e);N_GUARD::S(H)
- Refutation
- P(j);XB(G)
- Try
- B(G);XP(h)
- Threat
- QAR1(F),XS(g)
- Vars
- Q(b);N_GUARD,XP(D)::QAR1(F)
- Q(b);N_GUARD::QAR1(F),XQ(b)
- Refutation
- K(f);P-FLIGHT,P_SPINS(g),XB(G)
- Try
- B(G);XP(j)
- Threat
- S(H)
- Vars
- Q(b);N_GUARD::QAR1(F)
- R(d);N_GUARD::R(A),XP(e)
- B(a);N_GUARD::P(D)
- P(e);N_GUARD::S(H)
- Refutation
- B(k);XB(G)
- Try
- R(A);XP(e)
- Threat
- DUALS(2)
- Vars
- R(d);XR(A)::S(H)
- Q(b);N_GUARD::QAR1(F)
- Refutation
- P(h);P_SPINP(h),XB(G)
- Try
- R(J);
- Threat
- DUALS(2)
- Vars
- P(h);XB(G)::S(H)
- Q(b);::R1(J),XP(h)
- R(d);::R1(J),XP(h)
- B(a);::R1(J),XP(h)
- S(g);::S(H)
- Refutation
- S(g);XR(J)
- Try
- Q(F);CHECK,XS(g)
- Vars
- P(h);SBLOCK,XQ(F)::B(B)
- Refutation
- K(f);P-FLIGHT,XQ(F)
- Try
- Actual
- B(G);
- Threat
- S(H)
- Vars
- Q(b);N_GUARD::QAR1(F)
- Q(b);N_GUARD::QAR1(F),XQ(b)
- R(d);N_GUARD::R(A),XP(e)
- B(a);N_GUARD::P(D)
- P(e);N_GUARD::S(H)
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