MESON Chess Problem Database

Problem Display
PID: 93210 (7b/8/b7/N7/4Q3/2k5/2P5/2K5 w - - 0 1)

Kapralos, Demetrius N

Moutecidis, Pavlos

Skakbladet, 1961

7b/8/b7/N7/4Q3/2k5/2P5/2K5

#2

4 + 3

5454 Near Snap 2009
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bc4
      • 2.Qxc4#
    • 1...Bb7
      • 2.Qc4#
    • 1...Bc8
      • 2.Qc4#
    • 1...Bd4
      • 2.Qe1#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qb4#
      • 1...Bd4
        • 2.Qxd4#
      • 1...Bc4
        • 2.Qe1#

This anticipates 22533(1980)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • B(b);N_GUARD::QAR1(C),XB(b)
    • B(b);N_GUARD::QAR1(C)
    • B(c);SBLOCK::QAB(C)
  • Actual
    • S(D);
    • Threat
      • QAB1(C)
    • Vars
      • B(c);N_GUARD::QAB1(C),XB(c)
      • B(b);SBLOCK::QAB(C)
HTML5 logo

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).