MESON Chess Problem Database

Problem Display
PID: 264031 (8/8/2pQ2pK/1p2p3/1Rq1k3/r3p3/3P4/1b2NR2 w - - 0 1)

Marysko, Milos

Tijdschrift vd KNSB, 1958

8/8/2pQ2pK/1p2p3/1Rq1k3/r3p3/3P4/1b2NR2

#2

6 + 9

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Qd4
      • 2.Qxc6#
  • Keys
    • 1.d4!
      • threat
        • 2.Qxe5#
      • 1...Qxd4
        • 2.Qxc6#
      • 1...exd4
        • 2.Rf4#
      • 1...Qd5
        • 2.Qxg6#
      • 1...Qe6
        • 2.d5#
      • 1...Qc5
        • 2.dxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • Q(d);::QAB(E),XP(h)
  • Actual
    • P(C);N_PINQ(d)
    • Threat
      • QAR1(E),XP(g)
    • Vars
      • Q(d);N_GUARD,P_SPINQ(d),XP(C)::QAB(E),XP(h)
      • P(g);N_GUARD,XP(C)::R1(B)
      • Q(d);SBLOCK::QAB(E),XP(i)
      • Q(d);::R(D)+P(C)
      • Q(d);OGATE::R(D)+P(C),XQ(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).