MESON Chess Problem Database

Problem Display
PID: 136696 (8/6K1/6N1/4p1k1/8/5Qp1/5p2/8 w - - 0 1)

Vogel, Peter

Pevomuc, 2002

8/6K1/6N1/4p1k1/8/5Qp1/5p2/8

#2

3 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Qxg3+?
      • 1...Kh5
        • 2.Qh4#
      • 1...Kf5!
    • 1.Qf4+?
      • 1...Kh5
        • 2.Qh4#
        • 2.Qf5#
      • 1...exf4!
    • 1.Qf6+?
      • 1...Kh5
        • 2.Qh4#
        • 2.Qf5#
      • 1...Kg4!
  • Keys
    • 1.Sxe5!
      • threat
        • 2.Qg4#
      • 1...Kh4
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK,XP(b)
      • Vars
        • K(d);P-FLIGHT::QAR1(A)
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Refutation
        • P(c);XQ(A)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(B);XP(c)
    • Threat
      • QAR1(A)
    • Vars
      • K(d);S_FLIGHT::QAR1(A)
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).