MESON Chess Problem Database
Problem Display
PID: 109970 (1K3RQ1/1b1p2b1/5n2/p4Rp1/2BNk3/2B1P2P/r2p2P1/3N4 w - - 0 1)
Grinblat, Arieh
1st Prize, Israel Ring Ty., 1985
#2
11 + 9
| 721 | Variantim | 1988 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...d5
- 2.Qe6#
- 1...d6
- 2.Qe6#
- 1...d5
- Tries
- 1.Sc2?
- threat
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Sxg8
- 2.Sf2#
- 1...Sd5
- 2.Sf2#
- 1...Sh5
- 2.Sf2#
- 1...Sh7
- 2.Sf2#
- 1...Se8
- 2.Sf2#
- 1...d6
- 2.Qe6#
- 1...Sg4!
- threat
- 1.Se2?
- threat
- 2.Sg3#
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Sxg8
- 2.Sg3#
- 1...Sg4
- 2.Sg3#
- 1...Sd5
- 2.Sg3#
- 1...Sh7
- 2.Sg3#
- 1...Se8
- 2.Sg3#
- 1...d6
- 2.Sg3#
- 2.Qe6#
- 1...Sh5!
- threat
- 1.Sf3?
- threat
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Sxg8
- 2.Sxg5#
- 1...Sg4
- 2.Sxg5#
- 1...Sd5
- 2.Sxg5#
- 1...Sh5
- 2.Sxg5#
- 1...Se8
- 2.Sxg5#
- 1...d6
- 2.Qe6#
- 1...Sh7!
- threat
- 1.Sb5?
- threat
- 2.Sd6#
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Bxf8
- 2.Re5#
- 1...Sxg8
- 2.Sd6#
- 1...Sg4
- 2.Sd6#
- 1...Sd5
- 2.Sd6#
- 1...Sh5
- 2.Sd6#
- 1...Sh7
- 2.Sd6#
- 1...d6
- 2.Sxd6#
- 2.Qe6#
- 1...Se8!
- threat
- 1.Sc6?
- threat
- 2.Re5#
- 1...Kxf5
- 2.Bd3#
- 2.Qh7#
- 1...Sg4
- 2.Qd5#
- 1...Sd5
- 2.Qxd5#
- 1...Sh5
- 2.Qd5#
- 1...Sh7
- 2.Qd5#
- 1...Se8
- 2.Qd5#
- 1...d6
- 2.Qe6#
- 1...Sxg8!
- threat
- 1.Se6?
- threat
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Sxg8
- 2.Sc5#
- 2.Sxg5#
- 1...Sg4
- 2.Sc5#
- 2.Sxg5#
- 1...Sd5
- 2.Sc5#
- 2.Sxg5#
- 1...Sh5
- 2.Sc5#
- 2.Sxg5#
- 1...Sh7
- 2.Sc5#
- 1...Se8
- 2.Sc5#
- 2.Sxg5#
- 1...d6!
- threat
- 1.Bxd2?
- threat
- 2.Sf2#
- 2.Sc3#
- 1...Rc2
- 2.Sf2#
- 1...Ra3
- 2.Sf2#
- 1...Sg4
- 2.Sc3#
- 1...Sd5
- 2.Sf2#
- 1...Rxd2!
- threat
- 1.Bxa2?
- threat
- 2.Bb1#
- 1...Kd3
- 2.Bb1#
- 1...Ba6!
- threat
- 1.Rf4+?
- 1...Ke5
- 2.Sb5#
- 2.Sf5#
- 1...gxf4!
- 1...Ke5
- 1.Sc2?
- Keys
- 1.Sb3!
- threat
- 2.Re5#
- 1...Kxf5
- 2.Qh7#
- 1...Sxg8
- 2.Sc5#
- 1...Sg4
- 2.Sc5#
- 1...Sd5
- 2.Sc5#
- 1...Sh5
- 2.Sc5#
- 1...Sh7
- 2.Sc5#
- 1...Se8
- 2.Sc5#
- 1...d6
- 2.Qe6#
- threat
- 1.Sb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 7
- REMOVED MATES = 1
- Sets
- P(h);N_GUARD::QAR2(K)
- Tries
- Try
- S(G);
- Threat
- R1(H)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- S(f);XQ(K)::S(A)
- S(f);::S(A)
- P(h);N_GUARD::QAR2(K)
- Refutation
- S(f);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- S(f);XQ(K)::S(G)
- S(f);::S(G)
- Refutation
- S(f);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- S(f);XQ(K)::S(G),XP(e)
- S(f);::S(G),XP(e)
- P(h);N_GUARD::QAR2(K)
- Refutation
- S(f);
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- B(i);XR(J)::R1(H)
- S(f);XQ(K)::S(G)
- S(f);::S(G)
- Refutation
- S(f);
- Try
- S(G);
- Threat
- R1(H)
- Vars
- S(f);N_GUARD::QAB1(K)
- S(f);N_GUARD::QAB1(K),XS(f)
- P(h);N_GUARD::QAR2(K)
- Refutation
- S(f);XQ(K)
- Try
- S(G);
- Threat
- R1(H)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- S(f);::S(G)
- Refutation
- P(h);
- Try
- B(C);XP(b)
- Threat
- DUALS(2)
- Vars
- R(a);::S(A)
- S(f);::S(A)
- Refutation
- R(a);XB(C)
- Try
- B(F);XR(a)
- Threat
- B(F)
- Vars
- K(c);S_FLIGHT::B(F)
- Refutation
- B(g);
- Try
- R(H);CHECK
- Refutation
- P(e);XR(H)
- Try
- Actual
- S(G);
- Threat
- R1(H)
- Vars
- K(c);OGATEB,P_SPINS(f),S_FLIGHT,XR(H)::QAB(K)
- S(f);XQ(K)::S(G)
- S(f);::S(G)
- P(h);N_GUARD::QAR2(K)
Developed and maintained by Brian Stephenson.
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