MESON Chess Problem Database

Problem Display
PID: 73683 (1K1Q4/8/4PPp1/pp1Pkb2/pr6/B1P2R2/5N2/1B6 w - - 0 1)

van Dalfsen, Pieter Barend

Tijdschrift vd KNSB, 1942

1K1Q4/8/4PPp1/pp1Pkb2/pr6/B1P2R2/5N2/1B6

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Re4
      • 2.Sd3#
    • 1...Be4
      • 2.Sg4#
    • 1...g5
      • 2.Rxf5#
  • Keys
    • 1.Be4!
      • 1...Rxe4
        • 2.Sd3#
      • 1...Bxe4
        • 2.Sg4#
      • 1...Bxe6
        • 2.Qc7#
      • 1...Rb1
        • 2.Bd6#
      • 1...Rb2
        • 2.Bd6#
      • 1...Rb3
        • 2.Bd6#
      • 1...Rc4
        • 2.Bd6#
      • 1...Rd4
        • 2.Bd6#
      • 1...Bh3
        • 2.Qc7#
      • 1...Bg4
        • 2.Qc7#
      • 1...g5
        • 2.Rxf5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • R(b);SBLOCK,S_CUTB(f)::S(B)
    • B(f);N_GUARD,S_CUTR(b)::S(B)
    • P(g);N_GUARD::R1(E),XB(f)
  • Actual
    • B(A);
    • Vars
      • R(b);SBLOCK,XB(A)::S(B)
      • B(f);N_GUARD,SBLOCK,XB(A)::S(B)
      • B(f);XP(G)::QAB(J)
      • R(b);OGATE::B(C)
      • B(f);::QAB(J)
      • P(g);N_GUARD::R1(E),XB(f)
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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).