MESON Chess Problem Database
Problem Display
PID: 196863 (8/1pp5/4Np1N/4k3/1BQ1b3/3p1nK1/8/8 w - - 0 1)
Bonner Feast, Frederick
British Chess Magazine, 1919
#2
5 + 7
| 6490 | yacpdb | 2019 |
SOLUTION
- SOUND
- Sets
- 1...Bf5
- 2.Sf7#
- 1...Bf5
- Tries
- 1.Sg7?
- threat
- 2.Sg4#
- 2.Sf7#
- 1...c5
- 2.Sf7#
- 1...Bd5
- 2.Sg4#
- 2.Qf4#
- 1...Bf5
- 2.Sf7#
- 1...Bg6
- 2.Sg4#
- 1...Sh2
- 2.Sf7#
- 1...Sg5
- 2.Sg4#
- 1...f5!
- threat
- 1.Sf8?
- threat
- 2.Sd7#
- 1...Bd5
- 2.Qf4#
- 1...Bf5
- 2.Sf7#
- 1...Bc6
- 2.Sg6#
- 1...c5!
- threat
- 1.Qxc7+?
- 1...Kxe6
- 2.Qd6#
- 1...Kd5!
- 1...Kxe6
- 1.Sg7?
- Keys
- 1.Sc5!
- threat
- 2.Sd7#
- 1...Kd6
- 2.Qe6#
- 1...Bd5
- 2.Qf4#
- 1...Bf5
- 2.Sf7#
- 1...Bc6
- 2.Sxd3#
- threat
- 1.Sc5!
This is a version of 656
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 0
- Sets
- B(c);SBLOCK::S(E)
- Tries
- Try
- S(D);
- Threat
- DUALS(2)
- Vars
- P(g);::S(E)
- B(c);::S(E)
- S(b);::S(E)
- Refutation
- P(e);
- Try
- S(D);
- Threat
- S(D)
- Vars
- B(c);OGATE,SBLOCK::QAB1(C)
- B(c);SBLOCK::S(E)
- B(c);N_GUARD::S(D)
- Refutation
- P(g);
- Try
- Q(C);CHECK,XP(g)
- Vars
- K(d);P-FLIGHT,XS(D)::QAR1(C)
- Refutation
- K(d);P-FLIGHT
- Try
- Actual
- S(D);
- Threat
- S(D)
- Vars
- K(d);S_FLIGHT::QAR1(C)
- B(c);OGATE,SBLOCK::QAB1(C)
- B(c);SBLOCK::S(E)
- B(c);N_GUARD::S(D),XP(a)
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).