MESON Chess Problem Database

Problem Display
PID: 245244 (8/5QK1/3p4/3pk3/4N3/2R5/8/8 w - - 0 1)

Banny, Dimitry Nikolaevich

Sa ogneupory, 1988

8/5QK1/3p4/3pk3/4N3/2R5/8/8

#2

4 + 3

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sd2?
      • threat
        • 2.Qf6#
      • 1...Kd4
        • 2.Qf6#
      • 1...d4!
    • 1.Sf2?
      • threat
        • 2.Qf6#
      • 1...Kd4
        • 2.Qf6#
      • 1...d4!
    • 1.Sg5?
      • threat
        • 2.Qf6#
      • 1...Kd4
        • 2.Qf6#
      • 1...d4!
  • Keys
    • 1.Sg3!
      • threat
        • 2.Qf6#
      • 1...Kd4
        • 2.Qf6#
      • 1...d4
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Threat
        • QAB1(C)
      • Vars
        • K(b);S_FLIGHT::QAB(C)
      • Refutation
        • P(a);
    • Try
      • S(B);
      • Threat
        • QAB1(C)
      • Vars
        • K(b);S_FLIGHT::QAB(C)
      • Refutation
        • P(a);
    • Try
      • S(B);
      • Threat
        • QAB1(C)
      • Vars
        • K(b);S_FLIGHT::QAB(C)
      • Refutation
        • P(a);
  • Actual
    • S(B);
    • Threat
      • QAB1(C)
    • Vars
      • K(b);S_FLIGHT::QAB(C)
      • P(a);SBLOCK::QAR1(C)
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).