MESON Chess Problem Database

Problem Display
PID: 226852 (8/8/2r4b/p5nr/2kBP3/P1N2p2/P3Np2/2K2B2 w - - 0 1)

Kastner, Bernhard

Deutsche Schachzeitung, 1873

8/8/2r4b/p5nr/2kBP3/P1N2p2/P3Np2/2K2B2

#2

8 + 8

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Keys
    • 1.Sb5!
      • threat
        • 2.Sg1#
        • 2.Sec3#
        • 2.Sg3#
        • 2.Sf4#
      • 1...Kd3+
        • 2.Sec3#
      • 1...Kxb5+
        • 2.Sc3#
      • 1...Sh3+
        • 2.Sf4#
      • 1...Sxe4+
        • 2.Sf4#
      • 1...Se6+
        • 2.Sf4#
      • 1...Sf7+
        • 2.Sf4#
      • 1...Sh7+
        • 2.Sf4#
      • 1...fxe2
        • 2.Bxe2#
      • 1...Rh1
        • 2.Sg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(F);
    • Threat
      • DUALS(4)
    • Vars
      • K(c);CHECK,S_FLIGHT::B(B)+S(D)
      • K(c);CHECK,S_FLIGHT,XS(F)::B(B)+S(D),DCHECK
      • S(e);CHECK::B(B)+S(D)
      • S(e);CHECK,XP(H)::B(B)+S(D)
      • P(b);OGATE,P_SPINP(b),XS(D)::B(B),XP(b)
      • R(f);P_PINB(B)::B(B)+S(D)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).