MESON Chess Problem Database

Problem Display
PID: 66773 (n4B2/p1p5/P1P1P3/bk6/1N6/RKp5/2N3B1/8 w - - 0 1)

Afek, Yochanan

Sinfonie Scacchistiche, 1976

n4B2/p1p5/P1P1P3/bk6/1N6/RKp5/2N3B1/8

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Bb6
      • 2.Bf1#
    • 1...Sb6
      • 2.Sd4#
  • Keys
    • 1.Sd5!
      • 1...Kxa6
        • 2.Bf1#
      • 1...Kxc6
        • 2.Sd4#
      • 1...Bb4
        • 2.Sd4#
      • 1...Bb6
        • 2.Sxc3#
      • 1...Sb6
        • 2.Sxc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::B(B)
    • S(f);SBLOCK::S(A)
  • Actual
    • S(E);
    • Vars
      • K(c);P_SPINB(b),S_FLIGHT,XP(F)::B(B)
      • K(c);S_FLIGHT,XP(G)::S(A)
      • B(b);::S(A)
      • B(b);N_GUARD,SBLOCK::S(E),XP(a)
      • S(f);N_GUARD,SBLOCK,S_CUTB(b)::S(E),XP(e)
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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).