MESON Chess Problem Database

Problem Display
PID: 222440 (Bn1R1n2/3p4/2P3p1/1K1k4/8/3p1P2/8/4Q3 w - - 0 1)

Rohner, CW

Australasian (The), 1883

Bn1R1n2/3p4/2P3p1/1K1k4/8/3p1P2/8/4Q3

#2

6 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...d6
      • 2.Qe4#
  • Keys
    • 1.f4!
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 1
  • Sets
    • P(d);::QAB1(A)
  • Actual
    • P(B);
    • Threat
      • QAR1(A)
    • Vars
      • K(b);P-FLIGHT::QAB1(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).