MESON Chess Problem Database

Problem Display
PID: 175139 (3Q2Rr/4n3/4Pk1p/8/3N1N2/4B2K/8/8 w - - 0 1)

Weiss, Charles H

320 Danske Skakopgaver, 1902

3Q2Rr/4n3/4Pk1p/8/3N1N2/4B2K/8/8

#2

7 + 4

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Rg5!
      • threat
        • 2.Sd5#
        • 2.Sh5#
      • 1...hxg5+
        • 2.Qxh8#
      • 1...Kxg5
        • 2.Qxe7#
      • 1...Rxd8
        • 2.Sh5#
      • 1...h5
        • 2.Sd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(G);
    • Threat
      • DUALS(2)
    • Vars
      • P(b);CHECK,SBLOCK,XR(G)::QAB(F),XR(d)
      • K(a);S_FLIGHT,XR(G)::QAB(F),XS(c)
      • R(d);N_SPINS(c),XQ(F)::S(D)
      • P(b);::S(D)
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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).