MESON Chess Problem Database
Problem Display
PID: 16394 (7B/1Q6/6p1/3n4/1b2kpB1/8/6N1/7K w - - 0 1)
Wenman, Francis Percival (aka Percy Wenman)
Fifty Two-Move Problems, 1940
#2
5 + 5
| 5454 | Near Snap | 2008 |
SOLUTION
- SOUND
- Sets
- 1...Be1
- 2.Qb1#
- 1...Bd2
- 2.Qb1#
- 1...Ba3
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Ba5
- 2.Qb1#
- 1...Bc5
- 2.Qb1#
- 1...Bd6
- 2.Qb1#
- 1...Be7
- 2.Qb1#
- 1...Bf8
- 2.Qb1#
- 1...g5
- 2.Qh7#
- 1...Be1
- Tries
- 1.Be2?
- 1...Kf5
- 2.Qxd5#
- 1...Be1
- 2.Qb1#
- 1...Bd2
- 2.Qb1#
- 1...Ba3
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Ba5
- 2.Qb1#
- 1...Bc5
- 2.Qb1#
- 1...Bd6
- 2.Qb1#
- 1...Be7
- 2.Qb1#
- 1...Bf8
- 2.Qb1#
- 1...g5
- 2.Qh7#
- 1...f3!
- 1...Kf5
- 1.Qc6?
- threat
- 2.Qc2#
- 2.Qc4#
- 2.Qxg6#
- 1...Bc3
- 2.Qxg6#
- 1...Bc5
- 2.Qxg6#
- 1...Bd6
- 2.Qc2#
- 2.Qc4#
- 1...g5
- 2.Qc2#
- 2.Qc4#
- 2.Qg6#
- 1...Kd3!
- threat
- 1.Be2?
- Keys
- 1.Bd1!
- 1...Kd3
- 2.Qxd5#
- 1...Kf5
- 2.Qxd5#
- 1...Be1
- 2.Qb1#
- 1...Bd2
- 2.Qb1#
- 1...Ba3
- 2.Qb1#
- 1...Bc3
- 2.Qb1#
- 1...Ba5
- 2.Qb1#
- 1...Bc5
- 2.Qb1#
- 1...Bd6
- 2.Qb1#
- 1...Be7
- 2.Qb1#
- 1...Bf8
- 2.Qb1#
- 1...f3
- 2.Bc2#
- 1...g5
- 2.Qh7#
- 1...Kd3
- 1.Bd1!
Anticipated by 143317(1894), 75979(1921)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(a);OGATE::QAB(D)
- P(e);OGATEB::QAB(D)
- Tries
- Try
- B(C);
- Vars
- K(b);N_SPINS(d),S_FLIGHT::QAR2(D),XS(d)
- B(a);OGATE::QAB(D)
- P(e);OGATEB::QAB(D)
- Refutation
- P(c);
- Try
- Q(D);
- Threat
- DUALS(3)
- Vars
- B(a);::QAB(D),XP(e)
- Refutation
- K(b);N_SPINS(d),S_FLIGHT
- Try
- Actual
- B(C);
- Vars
- K(b);N_SPINS(d),S_FLIGHT::QAR2(D),XS(d)
- B(a);OGATE::QAB(D)
- P(c);SBLOCK::B(C)
- P(e);OGATEB::QAB(D)
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).