MESON Chess Problem Database

Problem Display
PID: 79849 (1RB5/kpP5/8/P7/8/3K4/8/8 w - - 0 1)

Asov, Aleksei

Hlas l'udu, 1991

1RB5/kpP5/8/P7/8/3K4/8/8

#2

5 + 2

SOLUTION

  • SOUND
  • Sets
    • 1...b5
      • 2.axb5 ep#
    • 1...b6
      • 2.axb6#
  • Tries
    • 1.Kc2?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Kd2?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Ke2?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Kc3?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Ke3?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Kd4?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
    • 1.Ke4?
      • 1...b5
        • 2.axb5 ep#
      • 1...b6
        • 2.axb6#
      • 1...Ka6!
  • Keys
    • 1.Kc4!
      • 1...b5+
        • 2.axb5 ep#
      • 1...Ka6
        • 2.Ra8#
      • 1...b6
        • 2.axb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);OGATE::P(B),XP(b),EP
    • P(b);OGATE::P(B),XP(b)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(b);OGATE::P(B),XP(b),EP
        • P(b);OGATE::P(B),XP(b)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b)
  • Actual
    • K(A);S_FLIGHT
    • Vars
      • P(b);CHECK,OGATE::P(B),XP(b),EP
      • K(a);P-FLIGHT,P_SPINP(b)::R(D)
      • P(b);OGATE::P(B),XP(b)
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).