MESON Chess Problem Database
Problem Display
PID: 270356 (8/KQ2P3/1P1pNR2/3Np3/2p1kb2/7B/2P1p3/4B2b w - - 0 1)
Westbury, Eric Ernest
Birmingham Weekly Post, 1899
#2
10 + 7
| 17417 | Westbury Scrapbooks | 2023 |
SOLUTION
- SOUND
- Sets
- 1...Kf3
- 2.Sg5#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Bf5#
- 1...Be3
- 2.Sc3#
- 1...Kf3
- Tries
- 1.Bf2?
- threat
- 2.Sc3#
- 1...c3
- 2.Sxc3#
- 1...Kf3!
- threat
- 1.Qc6?
- 1...Kf3
- 2.Sg5#
- 1...Bc1
- 2.Qxc4#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Bf5#
- 2.Qxc4#
- 1...Bd2
- 2.Qxc4#
- 1...Bh2
- 2.Qxc4#
- 1...Be3
- 2.Sc3#
- 1...Bg3
- 2.Qxc4#
- 1...Bg5
- 2.Qxc4#
- 1...Bh6
- 2.Qxc4#
- 1...c3!
- 1...Kf3
- 1.Qc8?
- 1...Kf3
- 2.Sg5#
- 1...Kxd5
- 2.Qb7#
- 2.Qa8#
- 1...Bc1
- 2.Qxc4#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Qxc4#
- 1...Bd2
- 2.Qxc4#
- 1...Bh2
- 2.Qxc4#
- 1...Be3
- 2.Sc3#
- 1...Bg3
- 2.Qxc4#
- 1...Bg5
- 2.Qxc4#
- 1...Bh6
- 2.Qxc4#
- 1...c3!
- 1...Kf3
- 1.Qc7?
- 1...Kf3
- 2.Sg5#
- 1...Kxd5
- 2.Qb7#
- 1...Bc1
- 2.Qxc4#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Qxc4#
- 1...Bd2
- 2.Qxc4#
- 1...Bh2
- 2.Qxc4#
- 1...Be3
- 2.Sc3#
- 1...Bg3
- 2.Qxc4#
- 1...Bg5
- 2.Qxc4#
- 1...Bh6
- 2.Qxc4#
- 1...c3!
- 1...Kf3
- 1.e8Q?
- 1...Kf3
- 2.Sg5#
- 1...Bc1
- 2.Qg6#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Bf5#
- 2.Qg6#
- 1...Bd2
- 2.Qg6#
- 1...Bh2
- 2.Qg6#
- 1...Be3
- 2.Sc3#
- 2.Qg6#
- 1...Bg3
- 2.Qg6#
- 1...Bg5
- 2.Qg6#
- 1...Bh6
- 2.Qg6#
- 1...c3!
- 1...Kf3
- 1.e8S?
- 1...Kf3
- 2.Sg5#
- 1...Bc1
- 2.Sxd6#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Sxd6#
- 2.Bf5#
- 1...Bd2
- 2.Sxd6#
- 1...Bh2
- 2.Sxd6#
- 1...Be3
- 2.Sc3#
- 2.Sxd6#
- 1...Bg3
- 2.Sxd6#
- 1...Bg5
- 2.Sxd6#
- 1...Bh6
- 2.Sxd6#
- 1...c3!
- 1...Kf3
- 1.e8B?
- 1...Kf3
- 2.Sg5#
- 1...Bc1
- 2.Bg6#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Bf5#
- 2.Bg6#
- 1...Bd2
- 2.Bg6#
- 1...Bh2
- 2.Bg6#
- 1...Be3
- 2.Sc3#
- 2.Bg6#
- 1...Bg3
- 2.Bg6#
- 1...Bg5
- 2.Bg6#
- 1...Bh6
- 2.Bg6#
- 1...c3!
- 1...Kf3
- 1.Bf2?
- Keys
- 1.Qa6!
- 1...Kf3
- 2.Sg5#
- 1...Kxd5
- 2.Qb7#
- 1...Bc1
- 2.Qxc4#
- 1...Bg2
- 2.Bxg2#
- 1...Bf3
- 2.Qxc4#
- 1...Bd2
- 2.Qxc4#
- 1...Bh2
- 2.Qxc4#
- 1...Be3
- 2.Sc3#
- 1...Bg3
- 2.Qxc4#
- 1...Bg5
- 2.Qxc4#
- 1...Bh6
- 2.Qxc4#
- 1...c3
- 2.Qd3#
- 1...Kf3
- 1.Qa6!
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 1
- ADDED MATES = 8
- REMOVED MATES = 0
- Sets
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(a);N_GUARD::B(C),XB(a)
- B(a);SBLOCK::B(C)
- B(e);P_PINP(E),SBLOCK::QAB(I)+S(D),DCHECK
- Tries
- Try
- B(A);
- Threat
- QAB(I)+S(D),DCHECK
- Vars
- P(c);::QAB(I)+S(D),DCHECK,XP(c)
- Refutation
- K(d);P_SPINB(e),S_FLIGHT
- Try
- Q(I);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(e);::QAR2(I),XP(c)
- B(a);N_GUARD::B(C),XB(a)
- B(e);P_PINP(E),SBLOCK::QAB(I)+S(D),DCHECK
- Refutation
- P(c);
- Try
- Q(I);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(e);::QAR2(I),XP(c)
- B(a);N_GUARD::B(C),XB(a)
- B(a);SBLOCK::QAR2(I),XP(c)
- B(e);P_PINP(E),SBLOCK::S(D)
- Refutation
- P(c);
- Try
- Q(I);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- K(d);OGATEB,S_FLIGHT,XS(D)::QAB(I)
- B(e);::QAR2(I),XP(c)
- B(a);N_GUARD::B(C),XB(a)
- B(a);SBLOCK::QAR2(I),XP(c)
- B(e);P_PINP(E),SBLOCK::S(D)
- Refutation
- P(c);
- Try
- P(J);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(e);::QAB(J)
- B(a);N_GUARD::B(C),XB(a)
- Refutation
- P(c);
- Try
- P(J);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(e);::S(J),XP(g)
- B(a);N_GUARD::B(C),XB(a)
- Refutation
- P(c);
- Try
- P(J);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- B(e);::B(J)
- B(a);N_GUARD::B(C),XB(a)
- Refutation
- P(c);
- Try
- Actual
- Q(I);
- Vars
- K(d);N_GUARD,P_SPINB(e),S_FLIGHT::S(F)
- K(d);OGATEB,S_FLIGHT,XS(D)::QAB(I)
- B(e);::QAR2(I),XP(c)
- B(a);N_GUARD::B(C),XB(a)
- B(a);SBLOCK::QAR2(I),XP(c)
- B(e);P_PINP(E),SBLOCK::S(D)
- P(c);OGATE::QAB1(I)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).