MESON Chess Problem Database
Problem Display
PID: 63089 (6qn/8/8/4N3/5N2/2BBk3/p7/K4Rn1 w - - 0 1)
Andrade, Barry Jack da Costa
Chess, 1944
#2
6 + 5
| 2185 | Sunday Chronicle | 1948 |
SOLUTION
- SOUND
- Sets
- 1...Qb3
- 2.Sg2#
- 2.Sg4#
- 1...Qc4
- 2.Sg2#
- 2.Sxc4#
- 2.Sg4#
- 1...Qd5
- 2.Sxd5#
- 2.Sg4#
- 1...Qe6
- 2.Sg2#
- 1...Qf7
- 2.Sg2#
- 2.Sg4#
- 1...Qh7
- 2.Sg2#
- 2.Sd5#
- 2.Sc4#
- 2.Sg4#
- 1...Qg2
- 2.Sxg2#
- 2.Sc4#
- 1...Qg3
- 2.Sd5#
- 2.Sc4#
- 1...Qg4
- 2.Sd5#
- 2.Sc4#
- 2.Sxg4#
- 1...Qg5
- 2.Sd5#
- 2.Sc4#
- 1...Qg6
- 2.Sd5#
- 2.Sc4#
- 1...Qg7
- 2.Sd5#
- 2.Sc4#
- 1...Qa8
- 2.Sc4#
- 2.Sg4#
- 1...Qb8
- 2.Sg2#
- 2.Sd5#
- 2.Sc4#
- 2.Sg4#
- 1...Qc8
- 2.Sg2#
- 2.Sd5#
- 1...Qd8
- 2.Sg2#
- 2.Sc4#
- 2.Sg4#
- 1...Qe8
- 2.Sg2#
- 2.Sd5#
- 2.Sc4#
- 2.Sg4#
- 1...Qf8
- 2.Sg2#
- 2.Sd5#
- 2.Sc4#
- 2.Sg4#
- 1...Se2
- 2.Rf3#
- 1...Sf3
- 2.Rxf3#
- 1...Sh3
- 2.Rf3#
- 1...Sg6
- 2.Sg2#
- 2.Sg4#
- 1...Sf7
- 2.Sd5#
- 2.Sc4#
- 1...Qb3
- Keys
- 1.Bf5!
- 1...Sf3
- 2.Rxf3#
- 1...Qb3
- 2.Sg4#
- 1...Qc4
- 2.Sxc4#
- 2.Sg4#
- 1...Qd5
- 2.Sg4#
- 1...Qe6
- 2.Sg4#
- 1...Qf7
- 2.Sg4#
- 1...Qh7
- 2.Sc4#
- 2.Sg4#
- 1...Qg2
- 2.Sc4#
- 1...Qg3
- 2.Sc4#
- 1...Qg4
- 2.Sc4#
- 2.Sxg4#
- 1...Qg5
- 2.Sc4#
- 1...Qg6
- 2.Sc4#
- 1...Qg7
- 2.Sc4#
- 1...Qa8
- 2.Sc4#
- 2.Sg4#
- 1...Qb8
- 2.Sc4#
- 2.Sg4#
- 1...Qc8
- 2.Sg4#
- 1...Qd8
- 2.Sc4#
- 2.Sg4#
- 1...Qe8
- 2.Sc4#
- 2.Sg4#
- 1...Qf8
- 2.Sc4#
- 2.Sg4#
- 1...Se2
- 2.Rf3#
- 1...Sh3
- 2.Rf3#
- 1...Sg6
- 2.Sg4#
- 1...Sf7
- 2.Sc4#
- 1...Sf3
- 1.Bf5!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 1
- ADDED MATES = 11
- REMOVED MATES = 0
- Sets
- Q(d);N_GUARD::S(E)
- S(a);N_GUARD::R1(B)
- S(a);N_GUARD::R1(B),XS(a)
- Actual
- B(D);
- Vars
- S(a);N_GUARD::R1(B),XS(a)
- Q(d);N_GUARD::S(F)
- S(a);N_GUARD::R1(B)
- S(e);S_CUTQ(d)::S(F)
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).