MESON Chess Problem Database
Problem Display
PID: 141831 (1Q2K3/r1p1p3/1Bn1N1np/1p5R/1pP1k3/b2p3B/3p4/3N1R1b w - - 0 1)
Chepizhni, Viktor Ivanovich
4th Prize, USSR Chess Federation, 1967
#2
9 + 13
| 6167 | Viktor Chepizhny | 2007 |
| 5454 | Near Snap | 2011 |
SOLUTION
- SOUND
- Sets
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Sf2#
- 1...Sd4
- 2.Sc5#
- 1...Sce5
- 2.Bf5#
- 1...Sf4
- 2.Rxf4#
- 1...Sh4
- 2.Rf4#
- 1...Sge5
- 2.Bf5#
- 2.Rf4#
- 1...Sf8
- 2.Rf4#
- 1...Sh8
- 2.Rf4#
- 1...b3
- 2.Sc3#
- 1...cxb6
- 2.Bf5#
- 1...Bg2
- Tries
- 1.Bg1?
- threat
- 2.Sc5#
- 1...b3
- 2.Sc3#
- 1...Bf3!
- threat
- 1.Bd4?
- threat
- 2.Bf5#
- 1...Sxd4
- 2.Sc5#
- 1...Sh4
- 2.Rf4#
- 2.Rxh4#
- 1...bxc4!
- threat
- 1.Rf3?
- threat
- 2.Re3#
- 1...Bxf3
- 2.Sf2#
- 1...Kxf3!
- threat
- 1.Rff5?
- threat
- 2.Sf2#
- 1...Sf4
- 2.Rxf4#
- 1...Sd4
- 2.Sc5#
- 1...cxb6!
- threat
- 1.Rf7?
- threat
- 2.Sf2#
- 1...Sf4
- 2.Rxf4#
- 1...Sd4
- 2.Sc5#
- 1...cxb6!
- threat
- 1.Rxb5?
- threat
- 2.Bf5#
- 1...Sh4
- 2.Rf4#
- 1...Sd4!
- threat
- 1.Rc5?
- threat
- 2.Bf5#
- 1...Sh4
- 2.Rf4#
- 1...Sd4!
- threat
- 1.Rd5?
- threat
- 2.Sc5#
- 2.Bf5#
- 1...cxb6
- 2.Bf5#
- 1...Sd4
- 2.Sc5#
- 1...Bf3
- 2.Sf2#
- 2.Bf5#
- 1...Sh4
- 2.Sc5#
- 2.Rf4#
- 1...b3
- 2.Sc3#
- 2.Bf5#
- 1...bxc4!
- threat
- 1.Re5+?
- 1...Scxe5
- 2.Bf5#
- 1...Sgxe5
- 2.Bf5#
- 2.Rf4#
- 1...Kxe5!
- 1...Scxe5
- 1.Rhf5?
- threat
- 2.Sf2#
- 1...Sd4
- 2.Sc5#
- 1...Sf4
- 2.R1xf4#
- 1...cxb6!
- threat
- 1.Qd8?
- threat
- 2.Sc5#
- 2.Qd5#
- 1...cxb6
- 2.Qd5#
- 1...Ra8
- 2.Sc5#
- 1...Bf3
- 2.Sf2#
- 2.Qd5#
- 1...Sf4
- 2.Sc5#
- 2.Rxf4#
- 1...b3
- 2.Sc3#
- 2.Qd5#
- 1...Sxd8!
- threat
- 1.Bg1?
- Keys
- 1.Bg4!
- threat
- 2.Sf2#
- 1...cxb6
- 2.Bf5#
- 1...Sd4
- 2.Sc5#
- threat
- 1.Bg4!
This anticipates 63654(1976)
This is a version of 10766
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 8
- Sets
- B(a);N_GUARD::B(C),XB(a)
- B(a);SBLOCK::S(A)
- S(h);SBLOCK::S(G)
- S(h);SBLOCK::B(C)
- S(i);N_GUARD::R1(B),XS(i)
- S(i);N_GUARD::R1(B)
- P(e);N_GUARD::S(A)
- P(l);XB(F)::B(C)
- Tries
- Try
- B(F);
- Threat
- S(G)
- Vars
- P(e);N_GUARD::S(A)
- Refutation
- B(a);
- Try
- B(F);
- Threat
- B(C)
- Vars
- S(h);SBLOCK,XB(F)::S(G)
- Refutation
- P(g);XP(D)
- Try
- R(B);
- Threat
- R1(B)
- Vars
- B(a);SBLOCK,XR(B)::S(A)
- Refutation
- K(f);S_FLIGHT,XR(B)
- Try
- R(B);
- Threat
- S(A)
- Vars
- S(i);N_GUARD::R1(B),XS(i)
- S(h);SBLOCK::S(G)
- Refutation
- P(l);XB(F)
- Try
- R(B);
- Threat
- S(A)
- Vars
- S(i);N_GUARD::R1(B),XS(i)
- S(h);SBLOCK::S(G)
- Refutation
- P(l);XB(F)
- Try
- R(E);XP(g)
- Threat
- B(C)
- Vars
- S(i);N_GUARD::R1(B)
- Refutation
- S(h);
- Try
- R(E);
- Threat
- B(C)
- Vars
- S(i);N_GUARD::R1(B)
- Refutation
- S(h);
- Try
- R(E);
- Threat
- DUALS(2)
- Vars
- P(l);XB(F)::B(C)
- S(h);::S(G)
- Refutation
- P(g);XP(D)
- Try
- R(E);CHECK
- Vars
- S(h);SBLOCK,XR(E)::B(C)
- Refutation
- K(f);P-FLIGHT,P_SPINP(l),XR(E)
- Try
- R(E);
- Threat
- S(A)
- Vars
- S(h);SBLOCK::S(G)
- S(i);N_GUARD::R1(B),XS(i)
- Refutation
- P(l);XB(F)
- Try
- Q(H);
- Threat
- DUALS(2)
- Vars
- P(l);XB(F)::QAB1(H)
- R(k);P_PINQ(H)::S(G)
- Refutation
- S(h);XQ(H)
- Try
- Actual
- B(C);
- Threat
- S(A)
- Vars
- P(l);XB(F)::B(C)
- S(h);SBLOCK::S(G)
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