Problem Display
PID: 241741 (8/8/7B/6p1/5p2/2K5/2B5/2k5 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1928

8/8/7B/6p1/5p2/2K5/2B5/2k5

#2

3 + 3


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...f3
      • 2.Bxg5#
    • 1...g4
      • 2.Bxf4#
  • Tries
    • 1.Kb3?
      • 1...f3
        • 2.Bxg5#
      • 1...g4
        • 2.Bxf4#
      • 1...Kd2!
  • Keys
    • 1.Bf8!
      • threat
        • 2.Ba3#

FEATURES


  • Static
    • TYPE = BLOCK_THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • P(b);OGATEB,P_SPINP(c)::B(C),XP(c)
    • P(c);OGATE,P_SPINP(b)::B(C),XP(b)
  • Tries
    • Try
      • K(B);P-FLIGHT
      • Vars
        • P(b);OGATEB,P_SPINP(c)::B(C),XP(c)
        • P(c);OGATE,P_SPINP(b)::B(C),XP(b)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Threat
      • B(C)


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).