MESON Chess Problem Database

Problem Display
PID: 263823 (7B/6Rp/2pkp3/3B4/5pP1/b2K4/8/6Q1 w - - 0 1)

Anonymous

Tijdschrift vd NSB, 1894

7B/6Rp/2pkp3/3B4/5pP1/b2K4/8/6Q1

#2

6 + 6

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kxd5
      • 2.Qd4#
    • 1...Ke5
      • 2.Rd7#
  • Keys
    • 1.Qa7!
      • threat
        • 2.Rd7#
      • 1...Kxd5
        • 2.Qd4#
      • 1...Ke5
        • 2.Rd7#
      • 1...cxd5
        • 2.Qc7#
      • 1...exd5
        • 2.Qe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(d);OGATEB,P-FLIGHT,XB(D)::QAR1(A)
    • K(d);N_GUARD,S_FLIGHT::B(F)+R(E)
  • Actual
    • Q(A);
    • Threat
      • R1(E)
    • Vars
      • K(d);OGATEB,P-FLIGHT,XB(D)::QAR1(A)
      • K(d);S_FLIGHT::B(F)+R(E)
      • P(c);SBLOCK,XB(D)::QAB1(A)
      • P(e);SBLOCK,XB(D)::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).