MESON Chess Problem Database

Problem Display
PID: 264067 (b2NBb1K/6n1/1p3pP1/2p2pPk/4p2p/8/4p1Q1/2n5 w - - 0 1)

Marik, Josef V

Tijdschrift vd KNSB, 1935

b2NBb1K/6n1/1p3pP1/2p2pPk/4p2p/8/4p1Q1/2n5

#2

6 + 12

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Se6
      • 2.g7#
  • Keys
    • 1.Se6!
      • threat
        • 2.Sf4#
      • 1...Sxe6
        • 2.g7#
      • 1...fxg5
        • 2.Qxg5#
      • 1...h3
        • 2.Qxh3#
      • 1...Bd6
        • 2.Sxg7#
      • 1...Sd3
        • 2.Qxe2#
      • 1...f4
        • 2.Sxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(j);OGATE::B(E)+P(C)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • S(j);OGATE,XS(D)::B(E)+P(C)
      • P(i);OGATE,XP(B)::QAR1(A),XP(i)
      • P(d);OGATEB::QAR2(A),XP(d)
      • B(l);N_GUARD::S(D),XS(j)
      • S(a);N_GUARD::QAB(A),XP(b)
      • P(f);::S(D),XP(f)
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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).