MESON Chess Problem Database
Problem Display
PID: 42559 (4bK2/4R3/2p5/2pk1Bpp/Rn1BN3/1Pb2n1r/2PPN1Q1/5r2 w - - 0 1)
Caillaud, Michel
2nd Prize, Phenix, 1990
#2
11 + 11
| 4827 | FIDE Album (1989-1991) | 1997 |
SOLUTION
- SOUND
- Sets
- 1...Ba1
- 2.c4#
- 1...Bb2
- 2.c4#
- 1...Bxd2
- 2.c4#
- 1...Bxd4
- 2.c4#
- 1...Bg6
- 2.Rd7#
- 1...Bd7
- 2.Rxd7#
- 1...Bf7
- 2.Rd7#
- 1...Se1
- 2.Re5#
- 1...Sg1
- 2.Re5#
- 1...Sxd2
- 2.Re5#
- 1...Sh2
- 2.Re5#
- 1...Sh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...Sxc2
- 2.S2xc3#
- 1...Sd3
- 2.S2xc3#
- 1...Sa6
- 2.S2xc3#
- 1...Ba1
- Tries
- 1.Be5?
- threat
- 2.S2xc3#
- 2.S4xc3#
- 2.Sf6#
- 1...Bxd2
- 2.Sf6#
- 2.c4#
- 1...Bxe5
- 2.c4#
- 1...Sxd2
- 2.S4xc3#
- 2.Sf6#
- 1...Ba1
- 2.Sf6#
- 2.c4#
- 1...Bb2
- 2.Sf6#
- 2.c4#
- 1...Bd4
- 2.Sf6#
- 2.c4#
- 1...Se1
- 2.S4xc3#
- 2.Sf6#
- 1...Sg1
- 2.S4xc3#
- 2.Sf6#
- 1...Sh2
- 2.S4xc3#
- 2.Sf6#
- 1...Sd4
- 2.S4xc3#
- 2.Sf6#
- 1...Sh4
- 2.S4xc3#
- 2.Sf6#
- 1...Sa2
- 2.Sf6#
- 1...c4
- 2.S2xc3#
- 1...Sxe5!
- threat
- 1.Re6?
- threat
- 2.S4xc3#
- 2.Sf6#
- 2.Rd6#
- 1...Bxd2
- 2.Sf6#
- 2.Rd6#
- 2.c4#
- 1...Bxd4
- 2.c4#
- 1...Sxd4
- 2.S4xc3#
- 2.Sf6#
- 1...Ba1
- 2.Sf6#
- 2.Rd6#
- 2.c4#
- 1...Bb2
- 2.Sf6#
- 2.Rd6#
- 2.c4#
- 1...Sa2
- 2.Sf6#
- 2.Rd6#
- 1...cxd4!
- threat
- 1.Qxf3?
- threat
- 2.Be6#
- 2.Re5#
- 1...Rfxf3
- 2.Re5#
- 1...Rhxf3
- 2.Re5#
- 1...Bxd4
- 2.c4#
- 1...Bd7
- 2.Re5#
- 2.Rxd7#
- 1...Bf7
- 2.Re5#
- 2.Rd7#
- 1...Sd3
- 2.S2xc3#
- 2.Be6#
- 1...cxd4!
- threat
- 1.Qg3?
- threat
- 2.S4xc3#
- 2.Sf6#
- 2.Qd6#
- 1...Bxd2
- 2.Sf6#
- 2.Qd6#
- 2.c4#
- 1...Bxd4
- 2.Qd6#
- 2.c4#
- 1...cxd4
- 2.Qd6#
- 1...Ba1
- 2.Sf6#
- 2.Qd6#
- 2.c4#
- 1...Bb2
- 2.Sf6#
- 2.Qd6#
- 2.c4#
- 1...Se5
- 2.Rxe5#
- 2.Qxe5#
- 1...Sa2
- 2.Sf6#
- 2.Qd6#
- 1...Rxg3!
- threat
- 1.dxc3?
- threat
- 2.c4#
- 1...Sd2
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...c4!
- threat
- 1.d3?
- threat
- 2.Be6#
- 1...Bxd4
- 2.c4#
- 1...Sxd4
- 2.S2xc3#
- 1...Sxd3
- 2.S2xc3#
- 1...Bd7
- 2.Rxd7#
- 1...Bf7
- 2.Rd7#
- 1...Se1
- 2.Re5#
- 1...Sg1
- 2.Re5#
- 1...Sd2
- 2.Re5#
- 1...Sh2
- 2.Re5#
- 1...Sh4
- 2.Re5#
- 1...Se5
- 2.Rxe5#
- 1...cxd4!
- threat
- 1.Be5?
- Keys
- 1.Bf6!
- threat
- 2.S2xc3#
- 1...Bxd2
- 2.c4#
- 1...Bxf6
- 2.c4#
- 1...Sxd2
- 2.Be6#
- 1...Ba1
- 2.c4#
- 1...Bb2
- 2.c4#
- 1...Bd4
- 2.c4#
- 1...Be5
- 2.c4#
- 1...Se1
- 2.Be6#
- 1...Sg1
- 2.Be6#
- 1...Sh2
- 2.Be6#
- 1...Sd4
- 2.Re5#
- 1...Sh4
- 2.Be6#
- 1...Se5
- 2.Be6#
- 1...Sa2
- 2.Be6#
- threat
- 1.Bf6!
This is after
After L. Lacny
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 6
- ADDED MATES = 4
- REMOVED MATES = 6
- Sets
- B(b);OGATE::P(A)
- B(b);OGATE,XP(B)::P(A)
- B(b);OGATE,XB(G)::P(A)
- B(k);N_GUARD::R(J)
- B(k);N_GUARD::R(J),XB(k)
- S(c);N_GUARD,P_PINB(I)::R1(J)
- S(c);N_GUARD,P_PINB(I),XP(B)::R1(J)
- S(c);N_GUARD,P_PINB(I)::R1(J),XS(c)
- S(e);XP(A)::S(C),XB(b)
- S(e);::S(C),XB(b)
- Tries
- Try
- B(G);
- Threat
- DUALS(3)
- Vars
- B(b);OGATE,XB(G)::P(A)
- S(e);::S(H)
- P(f);::S(C),XB(b)
- Refutation
- S(c);P_PINB(I),XB(G)
- Try
- R(J);
- Threat
- DUALS(3)
- Vars
- B(b);OGATE,XB(G)::P(A)
- Refutation
- P(f);XB(G)
- Try
- Q(D);XS(c)
- Threat
- DUALS(2)
- Vars
- R(a);P_PINB(I),XQ(D)::R1(J)
- R(d);P_PINB(I),XQ(D)::R1(J)
- B(b);OGATE,XB(G)::P(A)
- Refutation
- P(f);XB(G)
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- P(f);XB(G)::QAR1(D)
- Refutation
- R(d);XQ(D)
- Try
- P(B);XB(b)
- Threat
- P(B)
- Vars
- S(c);N_GUARD,P_PINB(I)::R1(J)
- S(c);N_GUARD,P_PINB(I)::R1(J),XS(c)
- Refutation
- P(f);
- Try
- P(B);
- Threat
- B(I)
- Vars
- B(b);OGATE,XB(G)::P(A)
- S(c);P_PINB(I),SBLOCK,XB(G)::S(C),XB(b)
- S(e);XP(B)::S(C),XB(b)
- B(k);N_GUARD::R(J),XB(k)
- B(k);N_GUARD::R(J)
- S(c);N_GUARD,P_PINB(I)::R1(J)
- S(c);N_GUARD,P_PINB(I)::R1(J),XS(c)
- Refutation
- P(f);XB(G)
- Try
- Actual
- B(G);
- Threat
- S(C),XB(b)
- Vars
- B(b);OGATE,XP(B)::P(A)
- B(b);OGATE,XB(G)::P(A)
- S(c);XP(B)::B(I)
- B(b);OGATE::P(A)
- S(c);::B(I)
- S(c);N_GUARD,S_CUTB(b)::R1(J)
- S(e);::B(I)
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