MESON Chess Problem Database
Problem Display
PID: 55661 (5N2/5R2/4pK2/4Pb1p/1N2Bk1p/5P1P/pn1P1Bn1/Q5R1 w - - 0 1)
Chepizhni, Viktor Ivanovich
5th Prize, Source?, 1964
#2
12 + 8
| 3747 | FIDE Album (1962-1964) | 1968 |
SOLUTION
- SOUND
- Sets
- 1...Bxh3
- 2.Sg6#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd1
- 2.Sd3#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxh3
- Tries
- 1.Kg7?
- 1...Kg5
- 2.Be3#
- 1...Sd1
- 2.Sxe6#
- 1...Sd3
- 2.Sxe6#
- 1...Sa4
- 2.Sxe6#
- 1...Sc4
- 2.Sxe6#
- 1...Se1
- 2.Sg6#
- 1...Se3
- 2.Sg6#
- 1...Kxe5!
- 1...Kg5
- 1.Rxg2?
- threat
- 2.Be3#
- 1...Sd1
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Bxe4!
- threat
- 1.Ra7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Rb7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Rc7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Rd7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Re7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Rg7?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Rh7?
- 1...Bxh3
- 2.Sg6#
- 1...Bxh7
- 2.Sxe6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Qxb2?
- threat
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Bxe4!
- threat
- 1.Qxa2?
- 1...Bxh3
- 2.Sg6#
- 1...Sd1
- 2.Sd3#
- 1...Bg4
- 2.Sg6#
- 1...Bg6
- 2.Sxe6#
- 2.Sxg6#
- 1...Bh7
- 2.Sxe6#
- 1...Sd3
- 2.Sxd3#
- 1...Sa4
- 2.Sd3#
- 1...Sc4
- 2.Sd3#
- 1...Se1
- 2.Be3#
- 1...Se3
- 2.Bxe3#
- 2.dxe3#
- 1...Bxe4!
- 1...Bxh3
- 1.Kg7?
- Keys
- 1.Ke7!
- 1...Kxe5
- 2.Sd3#
- 1...Kg5
- 2.Be3#
- 1...Sd1
- 2.Sxe6#
- 1...Sd3
- 2.Sxe6#
- 1...Sa4
- 2.Sxe6#
- 1...Sc4
- 2.Sxe6#
- 1...Se1
- 2.Sg6#
- 1...Se3
- 2.Sg6#
- 1...Kxe5
- 1.Ke7!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 5
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- B(f);N_GUARD,XP(F)::S(L)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Tries
- Try
- K(J);P_PINB(f),S_FLIGHT
- Vars
- K(d);N_SPINB(f),P_SPINS(c),S_FLIGHT::B(D)
- S(b);::S(L),XP(h)
- S(c);::S(L)
- Refutation
- K(d);N_SPINB(f),P_SPINS(b),S_FLIGHT,XP(I)
- Try
- R(B);XS(c)
- Threat
- B(D)
- Vars
- S(b);N_GUARD::S(G)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- R(K);
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- B(f);N_GUARD,XR(K)::S(L),XP(h)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- Q(A);XS(b)
- Threat
- S(G)
- Vars
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- Q(A);XP(a)
- Vars
- B(f);N_GUARD,XP(F)::S(L)
- S(b);N_GUARD::S(G)
- B(f);N_GUARD::S(L)
- B(f);N_GUARD::S(L),XP(h)
- S(b);N_GUARD::S(G),XS(b)
- S(c);N_GUARD::B(D)
- Refutation
- B(f);XB(H)
- Try
- Actual
- K(J);P_PINB(f),S_FLIGHT
- Vars
- K(d);N_SPINB(f),P_SPINS(b),S_FLIGHT,XP(I)::S(G)
- K(d);N_SPINB(f),P_SPINS(c),S_FLIGHT::B(D)
- S(b);::S(L),XP(h)
- S(c);::S(L)
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