MESON Chess Problem Database

Problem Display
PID: 195098 (1b1N4/6p1/1R1n3r/3p1k1p/1K1P1N1B/3bQ2p/8/8 w - - 0 1)

Jerrard, Ernest Haslam Harvey

Brisbane Courier, 1918

1b1N4/6p1/1R1n3r/3p1k1p/1K1P1N1B/3bQ2p/8/8

#2

7 + 9

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Keys
    • 1.Sg6!
      • threat
        • 2.Qe6#
      • 1...Kg4
        • 2.Qf4#
      • 1...Kxg6
        • 2.Qxd3#
      • 1...Rxg6
        • 2.Qf3#
      • 1...Be4
        • 2.Qg5#
      • 1...Se4
        • 2.Qxh3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • QAB1(A)
    • Vars
      • K(d);S_FLIGHT::QAR1(A)
      • K(d);P_SPINS(f),S_FLIGHT,XS(D)::QAB(A),XB(a)
      • R(g);SBLOCK,XS(D)::QAR2(A)
      • B(a);SBLOCK::QAR1(A)
      • S(f);SBLOCK::QAB(A),XP(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).