MESON Chess Problem Database

Problem Display
PID: 99270 (K2b1B2/5p2/2B5/7k/4nRR1/8/6b1/1Q6 w - - 0 1)

Loewenton, Leon

Magyar Sakkelet, 1952

K2b1B2/5p2/2B5/7k/4nRR1/8/6b1/1Q6

#2

6 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Qh7#
    • 1...Sf2
      • 2.Qh7#
    • 1...Sc3
      • 2.Qh7#
    • 1...Sg3
      • 2.Qh7#
    • 1...Sc5
      • 2.Qh7#
    • 1...Sg5
      • 2.Rh4#
    • 1...Sd6
      • 2.Qh7#
    • 1...Sf6
      • 2.Qf5#
    • 1...f5
      • 2.Be8#
    • 1...f6
      • 2.Be8#
  • Keys
    • 1.Bd5!
      • threat
        • 2.Bxf7#
      • 1...Sd2
        • 2.Qh7#
      • 1...Sf2
        • 2.Qh7#
      • 1...Sc3
        • 2.Qh7#
      • 1...Sg3
        • 2.Qh7#
      • 1...Sc5
        • 2.Qh7#
      • 1...Sg5
        • 2.Rh4#
      • 1...Sd6
        • 2.Qh7#
      • 1...Sf6
        • 2.Qf5#
      • 1...f5
        • 2.Bf7#
      • 1...f6
        • 2.Bf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(b);OGATE,P_PINB(D)::QAR2(A)
    • S(b);P_PINB(D),SBLOCK,S_CUTB(e)::R1(C)
    • P(d);OGATEB::B(D)
  • Actual
    • B(D);
    • Threat
      • B(D),XP(d)
    • Vars
      • S(b);OGATE,P_PINB(D)::QAR2(A)
      • S(b);P_PINB(D),SBLOCK,S_CUTB(e)::R1(C)
      • P(d);::B(D)
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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).