MESON Chess Problem Database

Problem Display
PID: 105469 (6rk/4Qpr1/5B2/8/7K/8/8/8 w - - 0 1)

Pypa, Volodimir Iosifovich

Most, 1997

6rk/4Qpr1/5B2/8/7K/8/8/8

#2

3 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Qxf7!
      • threat
        • 2.Qh5#
      • 1...Kh7
        • 2.Qh5#
      • 1...Ra8
        • 2.Qxg7#
      • 1...Rb8
        • 2.Qxg7#
      • 1...Rc8
        • 2.Qxg7#
      • 1...Rd8
        • 2.Qxg7#
      • 1...Re8
        • 2.Qxg7#
      • 1...Rf8
        • 2.Qxg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(C);XP(a)
    • Threat
      • QAR(C)
    • Vars
      • K(d);P-FLIGHT::QAR2(C)
      • R(c);N_GUARD,SBLOCK::QAB1(C),XR(b)
      • R(c);N_GUARD::QAB1(C),XR(b)
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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).