MESON Chess Problem Database

Problem Display
PID: 203361 (B2r4/2Q5/1BPpPp2/3k1K2/2p5/2P5/8/8 w - - 0 1)

van Dijk, Johannes

De Maasbode, 1924

B2r4/2Q5/1BPpPp2/3k1K2/2p5/2P5/8/8

#2

7 + 5

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rd7
      • 2.cxd7#
  • Keys
    • 1.Bc5!
      • 1...Kxc5
        • 2.Qa5#
      • 1...Rxa8
        • 2.Qxd6#
      • 1...dxc5
        • 2.Qxd8#
      • 1...Rb8
        • 2.Qxd6#
      • 1...Rd7
        • 2.cxd7#
      • 1...Rc8
        • 2.Qxd6#
      • 1...Re8
        • 2.Qxd6#
      • 1...Rf8
        • 2.Qxd6#
      • 1...Rg8
        • 2.Qxd6#
      • 1...Rh8
        • 2.Qxd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • R(e);OGATE::B(G)+P(D),XR(e)
  • Actual
    • B(C);
    • Vars
      • K(b);OGATEB,P-FLIGHT,XB(C)::QAR2(F)
      • R(e);N_GUARD,XB(G)::QAR1(F),XP(c)
      • P(c);OGATEB,SBLOCK,XB(C)::QAR(F),XR(e)
      • R(e);N_GUARD::QAR1(F),XP(c)
      • R(e);OGATE::B(G)+P(D),XR(e)
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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).