MESON Chess Problem Database
Problem Display
PID: 51993 (1B6/Q2pPB2/p1b2p2/NpPN2r1/3k2PR/3p2P1/3K4/4R3 w - - 0 1)
Kuznetsov, A?
2nd Prize, Pushkin-200 JT, 1999
#2
12 + 8
| 23 | Die Schwalbe | 2004 |
SOLUTION
- SOUND
- Sets
- 1...Rxg4
- 2.Rxg4#
- 1...Rxd5
- 2.g5#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bxd5
- 2.c6#
- 1...Bb7
- 2.c6#
- 1...Ba8
- 2.c6#
- 1...f5
- 2.Be5#
- 1...d6
- 2.cxd6#
- 1...Rxg4
- Tries
- 1.Sxc6+?
- 1...Kc4
- 2.Se3#
- 1...dxc6!
- 1...Kc4
- 1.Sc3?
- threat
- 2.Sb3#
- 1...Rd5
- 2.Re4#
- 2.g5#
- 1...Bd5
- 2.c6#
- 1...d5!
- threat
- 1.Sf4?
- threat
- 2.Sb3#
- 1...Bd5
- 2.c6#
- 1...d5
- 2.Se6#
- 1...Rd5!
- threat
- 1.Sb6?
- threat
- 2.Sb3#
- 1...Kxc5
- 2.Sd5#
- 1...Bd5!
- threat
- 1.Sxf6?
- threat
- 2.Sb3#
- 1...Rd5
- 2.Re4#
- 2.g5#
- 1...Bd5
- 2.c6#
- 1...d5!
- threat
- 1.Sc7?
- threat
- 2.Sb3#
- 1...d5
- 2.Se6#
- 1...Rd5
- 2.g5#
- 1...Bd5
- 2.c6#
- 1...Be4!
- threat
- 1.Qb6?
- 1...Rxg4
- 2.Rxg4#
- 1...Rxd5
- 2.g5#
- 1...Bxd5
- 2.c6#
- 1...Rf5
- 2.gxf5#
- 1...Rh5
- 2.gxh5#
- 1...Rg6
- 2.g5#
- 1...Rg7
- 2.g5#
- 1...Rg8
- 2.g5#
- 1...Bb7
- 2.c6#
- 1...Ba8
- 2.c6#
- 1...b4
- 2.Qxb4#
- 1...f5
- 2.Be5#
- 1...d6
- 2.cxd6#
- 1...Re5!
- 1...Rxg4
- 1.e8Q?
- threat
- 2.Re4#
- 2.Qe3#
- 2.Qe4#
- 1...Rxg4
- 2.Rxg4#
- 2.Qe3#
- 1...Bxd5
- 2.Qe3#
- 2.c6#
- 1...f5
- 2.Be5#
- 2.Qe3#
- 2.Qe5#
- 1...Re5!
- threat
- 1.e8R?
- threat
- 2.R1e4#
- 2.R8e4#
- 1...Rxg4
- 2.Rxg4#
- 1...Bxd5
- 2.c6#
- 1...f5
- 2.Be5#
- 1...Re5!
- threat
- 1.Sxc6+?
- Keys
- 1.Sb4!
- threat
- 2.Sb3#
- 1...Rd5
- 2.g5#
- 1...Bd5
- 2.c6#
- 1...d5
- 2.Sbxc6#
- threat
- 1.Sb4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 1
- REMOVED MATES = 10
- Sets
- R(d);OGATE,P_SPINR(d),XP(D)::R(E),XR(d)
- R(d);OGATE,XS(H)::R(E)+P(D)
- R(d);OGATE::R(E)+P(D),XR(d)
- R(d);OGATE::R(E)+P(D)
- B(f);OGATE,XS(H)::QAB(I)+P(G)
- B(f);OGATE::QAB(I)+P(G)
- P(g);N_GUARD,S_CUTR(d)::B(L)
- P(h);OGATE::QAB(I)+P(G),XP(h)
- Tries
- Try
- S(F);CHECK,XB(f)
- Vars
- K(b);P-FLIGHT::B(K)+S(H),DCHECK
- Refutation
- P(h);XS(F)
- Try
- S(H);
- Threat
- S(F)
- Vars
- B(f);OGATE::QAB(I)+P(G)
- Refutation
- P(h);
- Try
- S(H);
- Threat
- S(F)
- Vars
- B(f);OGATE::QAB(I)+P(G)
- P(h);N_GUARD,SBLOCK::S(H)
- Refutation
- R(d);
- Try
- S(H);
- Threat
- S(F)
- Vars
- K(b);S_FLIGHT,XP(G)::QAB(I)+S(H)
- Refutation
- B(f);
- Try
- S(H);XP(g)
- Threat
- S(F)
- Vars
- B(f);OGATE::QAB(I)+P(G)
- Refutation
- P(h);
- Try
- S(H);
- Threat
- S(F)
- Vars
- P(h);N_GUARD,SBLOCK::S(H)
- R(d);OGATE::R(E)+P(D)
- B(f);OGATE::QAB(I)+P(G)
- Refutation
- B(f);
- Try
- Q(I);
- Vars
- R(d);OGATE,P_SPINR(d),XP(D)::R(E),XR(d)
- R(d);OGATE,XS(H)::R(E)+P(D)
- B(f);OGATE,XS(H)::QAB(I)+P(G)
- R(d);OGATE::R(E)+P(D),XR(d)
- R(d);OGATE::R(E)+P(D)
- B(f);OGATE::QAB(I)+P(G)
- P(c);OGATE::QAR2(I),XP(c)
- P(g);N_GUARD,S_CUTR(d)::B(L)
- P(h);OGATE::QAB(I)+P(G),XP(h)
- Refutation
- R(d);
- Try
- P(J);
- Threat
- DUALS(3)
- Refutation
- R(d);
- Try
- P(J);
- Threat
- DUALS(2)
- Vars
- R(d);OGATE,P_SPINR(d),XP(D)::R(E),XR(d)
- B(f);OGATE,XS(H)::QAB(I)+P(G)
- P(g);N_GUARD,S_CUTR(d)::B(L)
- Refutation
- R(d);
- Try
- Actual
- S(H);
- Threat
- S(F)
- Vars
- R(d);OGATE::R(E)+P(D)
- B(f);OGATE::QAB(I)+P(G)
- P(h);N_GUARD::S(H),XB(f)
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