MESON Chess Problem Database

Problem Display
PID: 199527 (8/4K3/5N2/2pBk3/3p1rP1/B3pnP1/1bN2R2/1Q4n1 w - - 0 1)

Bunka, Vladislav

Rhein-Main Presse, 2001

(First published on Sat Oct 27 2001)

8/4K3/5N2/2pBk3/3p1rP1/B3pnP1/1bN2R2/1Q4n1

#2

9 + 8

16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION

  • SOUND
  • Sets
    • 1...Ba1
      • 2.Qb8#
    • 1...Bc1
      • 2.Qb8#
    • 1...Bxa3
      • 2.Qb8#
    • 1...Bc3
      • 2.Qb8#
    • 1...Se1
      • 2.gxf4#
    • 1...Sd2
      • 2.gxf4#
    • 1...Sh2
      • 2.gxf4#
    • 1...Sh4
      • 2.gxf4#
    • 1...Sg5
      • 2.gxf4#
    • 1...c4
      • 2.Bd6#
  • Tries
    • 1.Sb4?
      • threat
        • 2.Sd3#
        • 2.Sc6#
        • 2.Sd7#
      • 1...Rxg4
        • 2.Sc6#
        • 2.Sxg4#
        • 2.Sd7#
      • 1...Rxf6
        • 2.Qe4#
      • 1...d3
        • 2.Sc6#
      • 1...Se1
        • 2.Sc6#
        • 2.Sd7#
        • 2.gxf4#
      • 1...c4
        • 2.Sc6#
        • 2.Sd7#
      • 1...cxb4!
  • Keys
    • 1.Sxd4!
      • threat
        • 2.Sc6#
      • 1...Kxd4
        • 2.Bxb2#
      • 1...Rxd4
        • 2.Qf5#
      • 1...Rxf6
        • 2.Qe4#
      • 1...Bxd4
        • 2.Qb8#
      • 1...Sxd4
        • 2.gxf4#
      • 1...cxd4
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 10
  • Sets
    • B(b);OGATE::QAB(A)
    • B(b);OGATE,XB(D)::QAB(A)
    • S(d);::P(E),XR(f)
    • P(g);OGATE::B(D)
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(3)
      • Vars
        • R(f);N_GUARD,XS(H)::QAR1(A)
        • P(e);::S(B)
      • Refutation
        • P(g);XS(B)
  • Actual
    • S(B);XP(e)
    • Threat
      • S(B)
    • Vars
      • K(h);OGATEB,S_FLIGHT,XS(B)::B(D),XB(b)
      • R(f);N_GUARD,SBLOCK,XS(B)::QAR1(A)
      • R(f);N_GUARD,XS(H)::QAR1(A)
      • B(b);OGATE,SBLOCK,XS(B)::QAB(A)
      • S(d);SBLOCK,XS(B)::P(E),XR(f)
      • P(g);OGATE,SBLOCK,XS(B)::B(D)
HTML5 logo

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).