MESON Chess Problem Database
Problem Display
PID: 102471 (8/p3K3/1p2R3/1p1kP3/1P6/rn1P1n2/2Q1B1N1/q4r2 w - - 0 1)
Authier, Gabriel
L'Echiquier de Paris, 1951
#2
8 + 9
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Qd4
- 2.Qc6#
- 1...Sbd4
- 2.Se3#
- 2.Sf4#
- 1...Sfd4
- 2.Se3#
- 1...Sxe5
- 2.Rd6#
- 1...Qd4
- Tries
- 1.Qb2?
- threat
- 2.Se3#
- 2.Sf4#
- 2.Rd6#
- 1...Sxe5
- 2.Se3#
- 2.Rd6#
- 1...Qc1
- 2.Rd6#
- 1...Sbd4
- 2.Se3#
- 2.Sf4#
- 1...Se1
- 2.Se3#
- 2.Rd6#
- 1...Sg1
- 2.Se3#
- 2.Rd6#
- 1...Sfd2
- 2.Se3#
- 2.Rd6#
- 1...Sh2
- 2.Se3#
- 2.Rd6#
- 1...Sfd4
- 2.Se3#
- 1...Sh4
- 2.Se3#
- 2.Rd6#
- 1...Sg5
- 2.Se3#
- 2.Rd6#
- 1...Qxb2!
- threat
- 1.Qc3?
- threat
- 2.Se3#
- 2.Sf4#
- 2.Rd6#
- 1...Sxe5
- 2.Se3#
- 2.Rxe5#
- 2.Rd6#
- 1...Qc1
- 2.Rd6#
- 1...Sbd4
- 2.Se3#
- 2.Sf4#
- 1...Se1
- 2.Se3#
- 2.Rd6#
- 1...Sg1
- 2.Se3#
- 2.Rd6#
- 1...Sfd2
- 2.Se3#
- 2.Rd6#
- 1...Sh2
- 2.Se3#
- 2.Rd6#
- 1...Sfd4
- 2.Se3#
- 1...Sh4
- 2.Se3#
- 2.Rd6#
- 1...Sg5
- 2.Se3#
- 2.Rd6#
- 1...Qxc3!
- threat
- 1.Qb2?
- Keys
- 1.d4!
- threat
- 2.Rd6#
- 1...Kxd4
- 2.Qd3#
- 1...Qxd4
- 2.Qc6#
- 1...Sbxd4
- 2.Sf4#
- 1...Sfxd4
- 2.Se3#
- threat
- 1.d4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- Q(a);SBLOCK::QAB1(A)
- S(e);SBLOCK::S(C)
- S(e);SBLOCK,XP(F)::R1(G)
- Tries
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- Q(a);::R1(G)
- S(e);::S(C)
- Refutation
- Q(a);XQ(A)
- Try
- Q(A);
- Threat
- DUALS(3)
- Vars
- Q(a);::R1(G)
- S(e);::S(C)
- Refutation
- Q(a);XQ(A)
- Try
- Actual
- P(D);
- Threat
- R1(G)
- Vars
- K(g);OGATEB,P-FLIGHT,XP(D)::QAR1(A)
- Q(a);SBLOCK,XP(D)::QAB1(A)
- S(d);SBLOCK,XP(D)::S(C)
- S(e);SBLOCK,XP(D)::S(C)
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