MESON Chess Problem Database

Problem Display
PID: 267899 (R7/5k2/5P2/5K2/3p4/8/P3pp2/Q4B2 w - - 0 1)

Gatti, Daniele

Zaldo MT (Problemas), 2019

R7/5k2/5P2/5K2/3p4/8/P3pp2/Q4B2

#2

6 + 4

5454 Near Snap 2023

SOLUTION

  • SOUND
  • Sets
    • 1...e1S
      • 2.Bc4#
    • 1...e1B
      • 2.Bc4#
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qb3#
      • 1...exd1Q
        • 2.Bc4#
      • 1...exd1S
        • 2.Bc4#
      • 1...exd1B
        • 2.Bc4#
      • 1...exd1R
        • 2.Bc4#
      • 1...exf1Q
        • 2.Qh5#
      • 1...exf1B
        • 2.Qh5#
      • 1...e1Q
        • 2.Qh5#
      • 1...e1R
        • 2.Qh5#

Anticipated by 57066(1926)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 2
  • Sets
    • P(a);OGATE::B(B)
  • Actual
    • Q(A);
    • Threat
      • QAB(A)
    • Vars
      • P(a);OGATE,XQ(A)::B(B)
      • P(a);OGATE,XB(B)::QAB(A)
      • P(a);OGATE::QAB(A)
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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).