MESON Chess Problem Database
Problem Display
PID: 134741 (2r5/3p3p/Q2p4/2pk1B1K/Rn1P4/6R1/3N1P1B/2n5 w - - 0 1)
Egorov, Gennady Sergeevich
Shanshin, Valery Yurevich
Prize, Lazarov-85 JT, 2008
#2
9 + 8
| 145 | StrateGems | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Kxd4
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Kxd4
- Tries
- 1.Be4+?
- 1...Kxd4
- 2.Qxd6#
- 1...Ke6!
- 1...Kxd4
- 1.Bxd7?
- threat
- 2.Qc4#
- 1...Kxd4
- 2.Qxd6#
- 1...Sxa6
- 2.Rg5#
- 1...cxd4
- 2.Rg5#
- 1...c4!
- threat
- 1.Rg1?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rg2?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rga3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rb3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rc3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rd3?
- threat
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Re3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rf3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rh3?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rg4?
- threat
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rg6?
- threat
- 2.Rxd6#
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Sxa6
- 2.Be4#
- 2.Rxd6#
- 1...cxd4
- 2.Qxd6#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Be4#
- 2.Rxd6#
- 2.Qc4#
- 1...hxg6+!
- threat
- 1.Rg7?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Rg8?
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- 1...Sxa6!
- threat
- 1.Be4+?
- Keys
- 1.Rg5!
- threat
- 2.Qxd6#
- 1...Kxd4
- 2.Qc4#
- 1...Sxa6
- 2.Bxd7#
- 1...Rc6
- 2.Qc4#
- 1...Sc6
- 2.Qc4#
- threat
- 1.Rg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 1
- ADDED MATES = 1
- REMOVED MATES = 0
- Sets
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR2(I),XP(e)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Tries
- Try
- B(G);CHECK
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR2(I),XP(e)
- Refutation
- K(d);P_SPINP(e),S_FLIGHT
- Try
- B(G);XP(f)
- Threat
- QAB1(I)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR2(I),XP(e)
- S(b);XQ(I)::R(D)
- P(c);SBLOCK,XP(F)::R(D)
- Refutation
- P(c);
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- DUALS(2)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- P(c);SBLOCK,XP(F)::QAR1(I),XP(e)
- R(h);SBLOCK::QAB1(I)
- Refutation
- P(g);CHECK,XR(D)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
- Refutation
- S(b);XQ(I)
- Try
- Actual
- R(D);
- Threat
- QAR1(I),XP(e)
- Vars
- K(d);P-FLIGHT,P_SPINS(b),XP(F)::QAR1(I)
- S(b);XQ(I)::R(D)+B(G),XP(f)
- R(h);SBLOCK::QAB1(I)
- S(b);SBLOCK::QAB1(I)
Developed and maintained by Brian Stephenson.
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CSS/Javascript (jQuery, Bootstrap & DataTables).