MESON Chess Problem Database

Problem Display
PID: 251274 (8/2p1n3/2P2p2/1pQ2P2/1P2kN1N/3p3p/3K3B/3n4 w - - 0 1)

Bajtay, Jozsef

Jerusalem Post, 1951

(First published on Fri Jun 22 1951)

8/2p1n3/2P2p2/1pQ2P2/1P2kN1N/3p3p/3K3B/3n4

#2

8 + 8

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qe3#
    • 1...Sf2
      • 2.Qe3#
    • 1...Sc3
      • 2.Qe3#
    • 1...Se3
      • 2.Qxe3#
    • 1...Sd5
      • 2.Qxd5#
    • 1...Sxf5
      • 2.Qd5#
    • 1...Sxc6
      • 2.Qd5#
    • 1...Sg6
      • 2.Qd5#
    • 1...Sc8
      • 2.Qd5#
    • 1...Sg8
      • 2.Qd5#
  • Tries
    • 1.Se2?
      • threat
        • 2.Qd4#
      • 1...Sxf5
        • 2.Qxf5#
      • 1...Sxc6
        • 2.Qxc6#
      • 1...dxe2!
    • 1.Bg3?
      • 1...Sxf5
        • 2.Qd5#
      • 1...Sxc6
        • 2.Qd5#
      • 1...Sd5
        • 2.Qxd5#
      • 1...Sg8
        • 2.Qd5#
      • 1...Sb2
        • 2.Qe3#
      • 1...Sf2
        • 2.Qe3#
      • 1...Sc3
        • 2.Qe3#
      • 1...Se3
        • 2.Qxe3#
      • 1...Sg6
        • 2.Qd5#
      • 1...Sc8
        • 2.Qd5#
      • 1...h2!
    • 1.Qc4+?
      • 1...Ke5
        • 2.Se2#
        • 2.Sfg2#
        • 2.Sxd3#
        • 2.Sxh3#
        • 2.Sd5#
        • 2.Sh5#
        • 2.Se6#
        • 2.Sfg6#
      • 1...bxc4!
  • Keys
    • 1.Se6!
      • threat
        • 2.Qd4#
      • 1...Sxf5
        • 2.Qxf5#
      • 1...Sxc6
        • 2.Qxc6#

FEATURES

  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 8
  • Sets
    • S(a);N_GUARD::QAR1(F)
    • S(a);N_GUARD::QAR1(F),XS(a)
    • S(h);N_GUARD::QAB1(F),XS(h)
    • S(h);N_GUARD,XP(G)::QAB1(F)
    • S(h);N_GUARD,XP(H)::QAB1(F)
    • S(h);N_GUARD::QAB1(F)
  • Tries
    • Try
      • S(D);
      • Threat
        • QAR1(F)
      • Vars
        • S(h);OGATE,XP(G)::QAB1(F),XS(h)
        • S(h);OGATE,XP(H)::QAB(F),XS(h)
      • Refutation
        • P(b);XS(D)
    • Try
      • B(B);
      • Vars
        • S(h);N_GUARD,XP(G)::QAB1(F)
        • S(h);N_GUARD,XP(H)::QAB1(F)
        • S(h);N_GUARD::QAB1(F),XS(h)
        • S(h);N_GUARD::QAB1(F)
        • S(a);N_GUARD::QAR1(F)
        • S(a);N_GUARD::QAR1(F),XS(a)
      • Refutation
        • P(c);
    • Try
      • Q(F);CHECK
      • Refutation
        • P(e);XQ(F)
  • Actual
    • S(D);
    • Threat
      • QAR1(F)
    • Vars
      • S(h);OGATE,XP(G)::QAB1(F),XS(h)
      • S(h);OGATE,XP(H)::QAB(F),XS(h)
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).