MESON Chess Problem Database

Problem Display
PID: 95067 (2n4b/7N/2N4p/2p1pk1P/8/1b1PQ1nK/B3prP1/2B5 w - - 0 1)

Vlcek, Peter

Pravda, 2001

2n4b/7N/2N4p/2p1pk1P/8/1b1PQ1nK/B3prP1/2B5

#2

9 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bd1
      • 2.Qxf2#
    • 1...Bc2
      • 2.Qxf2#
    • 1...Ba4
      • 2.Qxf2#
    • 1...Be6
      • 2.Qxf2#
    • 1...Bf7
      • 2.Qxf2#
    • 1...Bg8
      • 2.Qxf2#
  • Keys
    • 1.Qxh6!
      • threat
        • 2.Qg6#
      • 1...Sxh5
        • 2.g4#
      • 1...Bf6
        • 2.Qxf6#
      • 1...Bf7
        • 2.Qg5#
      • 1...Se7
        • 2.Sxe7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(c);::QAR(E),XR(b)
  • Actual
    • Q(E);XP(h)
    • Threat
      • QAB1(E)
    • Vars
      • S(d);OGATE,XP(G)::P(C)
      • B(j);N_GUARD::QAR1(E),XB(j)
      • B(c);::QAR1(E)
      • S(i);N_GUARD::S(H),XS(i)
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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).