MESON Chess Problem Database

Problem Display
PID: 85323 (5K2/8/1P1k4/8/1R1P2Q1/8/8/5B2 w - - 0 1)

Zheltonozhko, Vladimir Ivanovich

Za Ogneypori, 1988

5K2/8/1P1k4/8/1R1P2Q1/8/8/5B2

#2

6 + 1

6490 yacpdb 2009
5454 Near Snap 2023

SOLUTION

  • SOUND
  • Tries
    • 1.Kf7?
      • threat
        • 2.Qe6#
      • 1...Kd5
        • 2.Qe6#
      • 1...Kc6!
    • 1.Ke8?
      • threat
        • 2.Qd7#
      • 1...Kc6
        • 2.Qd7#
      • 1...Kd5!
    • 1.Bd3?
      • 1...Kd5
        • 2.Qd7#
      • 1...Kc6!
    • 1.Ba6?
      • 1...Kc6
        • 2.Qe6#
      • 1...Kd5!
    • 1.Qg6+?
      • 1...Kd5
        • 2.Bg2#
      • 1...Kd7!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Qe6#
        • 2.Qd7#
      • 1...Kd5
        • 2.Qe6#
      • 1...Kc6
        • 2.Qd7#

Anticipated by 38982(1972), 125339(1972), 12379(1978)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(F);P-FLIGHT
      • Threat
        • QAR1(D)
      • Vars
        • K(a);P-FLIGHT::QAB1(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • K(F);P-FLIGHT
      • Threat
        • QAR1(D)
      • Vars
        • K(a);P-FLIGHT::QAB1(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • B(A);
      • Vars
        • K(a);P-FLIGHT::QAR2(D)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(D);CHECK
      • Vars
        • K(a);P-FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • B(A);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);P-FLIGHT::QAB1(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).