MESON Chess Problem Database
Problem Display
PID: 154344 (3B1N2/4r3/7p/3BkN1K/8/5P2/Q7/8 w - - 0 1)
McWilliam, Robert C
The Problemist, 1992
#2
7 + 3
| 15393 | McWilliam Scrapbook | 2015 |
| 3713 | Snap | 2015 |
SOLUTION
- SOUND
- Tries
- 1.Be4?
- 1...Kf4
- 2.Sg6#
- 2.Qh2#
- 1...Kf6
- 2.Sd7#
- 2.Qe6#
- 1...Re6
- 2.Qh2#
- 1...Ra7
- 2.Sg6#
- 2.Qh2#
- 1...Rb7
- 2.Sg6#
- 2.Qh2#
- 1...Rc7
- 2.Sg6#
- 2.Qh2#
- 1...Rd7
- 2.Sg6#
- 2.Qh2#
- 1...Rf7
- 2.Sg6#
- 2.Qh2#
- 1...Rh7
- 2.Sg6#
- 2.Qh2#
- 1...Re8
- 2.Sg6#
- 2.Qh2#
- 1...Rg7!
- 1...Kf4
- 1.Qc2?
- 1...Kf4
- 2.Sg6#
- 1...Kf6
- 2.Sd7#
- 1...Re6
- 2.Qe4#
- 1...Ra7
- 2.Qe4#
- 1...Rb7
- 2.Qe4#
- 1...Rc7
- 2.Qe4#
- 1...Rd7
- 2.Qe4#
- 1...Rf7
- 2.Qe4#
- 1...Rg7
- 2.Qe4#
- 1...Rh7
- 2.Qe4#
- 1...Re8
- 2.Qe4#
- 1...Kxd5!
- 1...Kf4
- 1.Be4?
- Keys
- 1.Qb1!
- 1...Kf4
- 2.Sg6#
- 1...Kxd5
- 2.Qb5#
- 1...Kf6
- 2.Sd7#
- 1...Re6
- 2.Qe4#
- 1...Ra7
- 2.Qe4#
- 1...Rb7
- 2.Qe4#
- 1...Rc7
- 2.Qe4#
- 1...Rd7
- 2.Qe4#
- 1...Rf7
- 2.Qe4#
- 1...Rg7
- 2.Qe4#
- 1...Rh7
- 2.Qe4#
- 1...Re8
- 2.Qe4#
- 1...Kf4
- 1.Qb1!
Anticipated by 48605(0000)
FEATURES
- Static
- TYPE = INCOMPLETE_BLOCK
- CHANGED MATES = 0
- ADDED MATES = 12
- REMOVED MATES = 0
- Sets
- Tries
- Try
- B(C);
- Vars
- R(c);::QAB(A)
- Refutation
- R(c);
- Try
- Q(A);
- Vars
- K(a);S_FLIGHT::S(G)
- K(a);P_SPINR(c),S_FLIGHT::S(G)
- R(c);::QAR1(A)
- Refutation
- K(a);P-FLIGHT,XB(C)
- Try
- Actual
- Q(A);
- Vars
- K(a);S_FLIGHT::S(G)
- K(a);OGATEB,P-FLIGHT,XB(C)::QAR2(A)
- K(a);P_SPINR(c),S_FLIGHT::S(G)
- R(c);::QAR1(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).