MESON Chess Problem Database
Problem Display
PID: 226672 (B7/2P1K3/qNbp3p/3Nk1p1/R1n1pR1B/2P2n2/1b1Q3P/8 w - - 0 1)
Cramatte, Jacques
Comm., Piatesi Festival, 1984
#2
11 + 10
| 16895 | Schweizer Schachkompositionen (1976-1986) (Henneberger) | 1989 |
SOLUTION
- SOUND
- Sets
- 1...Qb7
- 2.Sxc4#
- 1...Qc8
- 2.Sxc4#
- 1...Qa5
- 2.Sxc4#
- 1...Qa7
- 2.Sxc4#
- 1...Qxa8
- 2.Sxc4#
- 1...Bxd5
- 2.Sd7#
- 1...Bb7
- 2.Sd7#
- 1...Bd7
- 2.Sxd7#
- 1...Bxa8
- 2.Sd7#
- 1...Se1
- 2.Qd4#
- 1...Sg1
- 2.Qd4#
- 1...Sxh2
- 2.Qd4#
- 1...Sd4
- 2.Qxd4#
- 1...Sxh4
- 2.Qd4#
- 1...Sa3
- 2.Raxe4#
- 1...Se3
- 2.Raxe4#
- 1...Sa5
- 2.Raxe4#
- 1...Sxb6
- 2.Raxe4#
- 1...gxf4
- 2.Qxf4#
- 1...g4
- 2.Bf6#
- 1...Qb7
- Tries
- 1.Bg3?
- threat
- 2.Rxf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Sfxd2
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 1...Sxh2
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 2.Qd4#
- 1...gxf4
- 2.Qxf4#
- 1...Se1
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 2.Qd4#
- 1...Sg1
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 2.Qd4#
- 1...Sd4
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 2.Qxd4#
- 1...Sh4
- 2.Rf1#
- 2.Rf2#
- 2.Rf3#
- 2.Rf6#
- 2.Rf7#
- 2.Rf8#
- 2.Qd4#
- 1...e3!
- threat
- 1.Bxg5?
- threat
- 2.Bf6#
- 1...Sxg5
- 2.Qd4#
- 1...hxg5!
- threat
- 1.Bxc6?
- threat
- 2.Sd7#
- 1...Sxb6
- 2.Raxe4#
- 1...gxf4
- 2.Qxf4#
- 1...Qc8
- 2.Sxc4#
- 1...Qxb6!
- threat
- 1.Rxf3?
- threat
- 2.Bg3#
- 2.Qd4#
- 1...Qxb6
- 2.Bg3#
- 1...Bxc3
- 2.Bg3#
- 2.Qxc3#
- 1...Sxd2
- 2.Bg3#
- 1...gxh4
- 2.Qf4#
- 2.Qd4#
- 1...e3
- 2.Qd4#
- 1...exf3!
- threat
- 1.Rf6?
- threat
- 2.Bg3#
- 1...Sxh4
- 2.Qd4#
- 1...gxh4
- 2.Qf4#
- 1...e3!
- threat
- 1.Rf7?
- threat
- 2.Bg3#
- 1...Sxh4
- 2.Qd4#
- 1...gxh4
- 2.Qf4#
- 1...e3!
- threat
- 1.Rf8?
- threat
- 2.Bg3#
- 1...Sxh4
- 2.Qd4#
- 1...gxh4
- 2.Qf4#
- 1...e3!
- threat
- 1.Qe3?
- threat
- 2.Qxe4#
- 1...Bxd5
- 2.Sd7#
- 1...Sxe3
- 2.Raxe4#
- 1...gxf4
- 2.Qxf4#
- 1...Sfd2
- 2.Qd4#
- 1...Scd2!
- threat
- 1.Bg3?
- Keys
- 1.Se3!
- threat
- 2.Sg4#
- 2.Rf5#
- 1...Kxf4
- 2.Bg3#
- 1...Sfxd2
- 2.Rf5#
- 1...Sxh2
- 2.Rf5#
- 1...Sxh4
- 2.Sg4#
- 1...Scxd2
- 2.Rf5#
- 1...Sxe3
- 2.Qxd6#
- 1...gxf4
- 2.Bf6#
- 1...Qc8
- 2.Sexc4#
- 1...Bd7
- 2.Rxe4#
- 1...Sd4
- 2.Sg4#
- 1...g4
- 2.Sxg4#
- 2.Rf5#
- 1...h5
- 2.Rf5#
- threat
- 1.Se3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 4
- REMOVED MATES = 13
- Sets
- Q(g);N_GUARD,P_PINP(I)::S(H),XS(c)
- Q(g);N_GUARD::S(H),XS(c)
- Q(g);N_GUARD,XB(K)::S(H),XS(c)
- B(h);N_GUARD,XS(G)::S(H)
- B(h);N_GUARD::S(H)
- B(h);N_GUARD::S(H),XB(h)
- B(h);N_GUARD,XB(K)::S(H)
- S(b);N_GUARD::QAB1(A)
- S(b);N_GUARD,XP(B)::QAB1(A)
- S(b);N_GUARD::QAB1(A),XS(b)
- S(b);N_GUARD,XB(F)::QAB1(A)
- S(c);OGATE::R1(D),XP(d)
- S(c);OGATE,XS(H)::R1(D),XP(d)
- P(f);OGATE,XR(E)::QAB1(A),XP(f)
- P(f);OGATE::B(F)
- Tries
- Try
- B(F);
- Threat
- DUALS(4)
- Vars
- P(f);OGATE,P_SPINP(f),XR(E)::QAB1(A),XP(f)
- Refutation
- P(d);
- Try
- B(F);XP(f)
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::QAB1(A)
- Refutation
- P(j);XB(F)
- Try
- B(K);XB(h)
- Threat
- S(H)
- Vars
- S(c);OGATE,XS(H)::R1(D),XP(d)
- P(f);OGATE,XR(E)::QAB1(A),XP(f)
- Q(g);N_GUARD::S(H),XS(c)
- Refutation
- Q(g);XS(H)
- Try
- R(E);XS(b)
- Threat
- DUALS(2)
- Vars
- Q(g);XS(H)::B(F)
- S(c);XQ(A)::B(F)
- P(d);::QAB1(A)
- Refutation
- P(d);XR(E)
- Try
- R(E);
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::QAB1(A)
- P(f);N_GUARD,XB(F)::QAB1(A)
- Refutation
- P(d);
- Try
- R(E);
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::QAB1(A)
- P(f);N_GUARD,XB(F)::QAB1(A)
- Refutation
- P(d);
- Try
- R(E);
- Threat
- B(F)
- Vars
- S(b);N_GUARD,XB(F)::QAB1(A)
- P(f);N_GUARD,XB(F)::QAB1(A)
- Refutation
- P(d);
- Try
- Q(A);P_PINP(d)
- Threat
- QAR1(A),XP(d)
- Vars
- B(h);N_GUARD,XS(G)::S(H)
- S(c);N_SPINP(d),OGATE,XQ(A)::R1(D),XP(d)
- P(f);OGATE,XR(E)::QAB1(A),XP(f)
- S(b);N_GUARD::QAB1(A)
- Refutation
- S(c);
- Try
- Actual
- S(G);
- Threat
- DUALS(2)
- Vars
- K(e);OGATEB,S_FLIGHT,XR(E)::B(F)
- S(b);XQ(A)::R1(E)
- S(b);XP(B)::R1(E)
- S(b);XB(F)::S(G)
- S(c);XQ(A)::R1(E)
- S(c);N_GUARD,XS(G)::QAB1(A),XP(i)
- P(f);OGATE,SBLOCK,XR(E)::B(F)
- Q(g);N_GUARD::S(G),XS(c)
- B(h);N_GUARD::R1(E),XP(d)
- S(b);::S(G)
- P(j);::R1(E)
Developed and maintained by Brian Stephenson.
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