MESON Chess Problem Database

Problem Display
PID: 187858 (1b2N2k/4N3/4p2K/2Qr1p2/5p2/q6p/8/8 w - - 0 1)

Vasta, Jan

Narodni Politika, 1910

1b2N2k/4N3/4p2K/2Qr1p2/5p2/q6p/8/8

#2

4 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Qe5#
  • Keys
    • 1.Sd6!
      • threat
        • 2.Sf7#
        • 2.Qc8#
      • 1...Qxc5
        • 2.Sf7#
      • 1...Rxc5
        • 2.Sf7#
      • 1...Rxd6
        • 2.Qe5#
      • 1...Bxd6
        • 2.Qc8#
      • 1...Qc1
        • 2.Sf7#
      • 1...Qc3
        • 2.Sf7#
      • 1...Qg3
        • 2.Sf7#
      • 1...Qa4
        • 2.Sf7#
      • 1...Qa5
        • 2.Sf7#
      • 1...Qa6
        • 2.Sf7#
      • 1...Bc7
        • 2.Sf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • R(d);OGATE::QAB(A)
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • Q(a);XQ(A)::S(D)
      • R(d);XQ(A)::S(D)
      • R(d);OGATE,XS(D)::QAB(A)
      • B(g);XS(D)::QAR(A)
      • Q(a);::S(D)
      • B(g);::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).