MESON Chess Problem Database

Problem Display
PID: 222841 (3Q4/2N5/3p4/1p1Pp3/3k4/PP6/3K4/8 w - - 0 1)

Widhalm, Bertha

Wiener Hausfrauen-Zeitung, 1884

3Q4/2N5/3p4/1p1Pp3/3k4/PP6/3K4/8

#2

6 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qh4+?
      • 1...Kc5
        • 2.Qf2#
      • 1...e4!
    • 1.Qxd6?
      • threat
        • 2.Qb4#
      • 1...b4
        • 2.Qxb4#
      • 1...e4
        • 2.Sxb5#
        • 2.Se6#
      • 1...Ke4!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qe3#
      • 1...Ke4
        • 2.Qg4#
      • 1...Kc5
        • 2.Qe3#
        • 2.Qg1#
      • 1...e4
        • 2.Se6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(F);CHECK
      • Vars
        • K(a);S_FLIGHT::QAB(F)
      • Refutation
        • P(c);P_SPINP(c)
    • Try
      • Q(F);XP(d)
      • Threat
        • QAR2(F)
      • Vars
        • P(b);::QAR2(F),XP(b)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(F);
    • Threat
      • QAB1(F)
    • Vars
      • K(a);P-FLIGHT::QAR2(F)
      • P(c);SBLOCK::S(E)
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).