MESON Chess Problem Database

Problem Display
PID: 220701 (8/2pPr3/2n2R2/2Kpk3/2p2R2/2p1B3/2bp4/8 w - - 0 1)

Dischler, Max

Die Schwalbe, 1928

8/2pPr3/2n2R2/2Kpk3/2p2R2/2p1B3/2bp4/8

#2

5 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sb4
      • 2.Bd4#
    • 1...Sd4
      • 2.Bxd4#
    • 1...Sa5
      • 2.Bd4#
    • 1...Sa7
      • 2.Bd4#
    • 1...Sb8
      • 2.Bd4#
    • 1...Sd8
      • 2.Bd4#
  • Keys
    • 1.d8S!
      • threat
        • 2.Sxc6#
      • 1...Sxd8
        • 2.Bd4#
      • 1...Bf5
        • 2.R6xf5#
      • 1...Re6
        • 2.Sf7#
        • 2.Rxe6#
      • 1...Ba4
        • 2.R6f5#
      • 1...Sb4
        • 2.Bd4#
      • 1...Sd4
        • 2.Bxd4#
      • 1...Sa5
        • 2.Bd4#
      • 1...Sa7
        • 2.Bd4#
      • 1...Sb8
        • 2.Bd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(g);N_GUARD::B(A)
    • S(g);N_GUARD::B(A),XS(g)
  • Actual
    • P(E);
    • Threat
      • S(E),XS(g)
    • Vars
      • S(g);N_GUARD,XS(E)::B(A)
      • B(a);N_GUARD::R1(D),XB(a)
      • B(a);N_GUARD::R1(D)
      • S(g);N_GUARD::B(A)
      • S(g);N_GUARD::B(A),XS(g)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).