MESON Chess Problem Database

Problem Display
PID: 18889 (8/4p1b1/2K3p1/4kpN1/1p6/6pQ/3B3N/8 w - - 0 1)

Mikan, Ilja

Ceskoslovensky vojak, 1959

8/4p1b1/2K3p1/4kpN1/1p6/6pQ/3B3N/8

#2

5 + 7

5505 Dobrodruzstvi 64 poli 1973

SOLUTION

  • SOUND
  • Sets
    • 1...Bf6
      • 2.Shf3#
    • 1...Bh8
      • 2.Qxh8#
  • Keys
    • 1.Qf1!
      • threat
        • 2.Qa1#
      • 1...Kd4
        • 2.Shf3#
      • 1...Kf6
        • 2.Sg4#
      • 1...f4
        • 2.Qxf4#
      • 1...b3
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 2
  • Sets
    • B(g);SBLOCK::S(B)
    • B(g);OGATEB::QAB(C),XB(g)
  • Actual
    • Q(C);
    • Threat
      • QAB(C)
    • Vars
      • K(c);S_FLIGHT::S(B)
      • K(c);P_SPINP(d),S_FLIGHT::S(B)
      • P(d);::QAB1(C),XP(d)
      • P(b);N_GUARD::B(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).