MESON Chess Problem Database

Problem Display
PID: 169280 (8/8/4B1b1/2Q5/8/2B5/1P6/k3K3 w - - 0 1)

Volchek, Viktor Fedorovich

15/18, SuperProblem 190. TT, 2017

8/8/4B1b1/2Q5/8/2B5/1P6/k3K3

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.b4#
  • Tries
    • 1.Qc4?
      • threat
        • 2.Qa2#
      • 1...Bb1
        • 2.b4#
      • 1...Kb1!
  • Keys
    • 1.Qd5!
      • threat
        • 2.Qa2#
      • 1...Kb1
        • 2.Qd1#
      • 1...Bb1
        • 2.b4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::B(C)+P(B)
  • Tries
    • Try
      • Q(D);
      • Threat
        • QAR1(D)
      • Vars
        • B(b);SBLOCK::B(C)+P(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(D);
    • Threat
      • QAR1(D)
    • Vars
      • K(a);P-FLIGHT::QAR2(D)
      • B(b);SBLOCK::B(C)+P(B)
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).