MESON Chess Problem Database

Problem Display
PID: 122947 (8/p7/P7/kPp1B3/PRp5/2p5/2K5/3R4 w - - 0 1)

Rappoport, I

Deutsches Wochenschach, 1912

8/p7/P7/kPp1B3/PRp5/2p5/2K5/3R4

#2

7 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Ra1!
      • 1...Kxb4
        • 2.Bxc3#
      • 1...Kb6
        • 2.a5#
      • 1...cxb4
        • 2.Bc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(A);
    • Vars
      • K(c);OGATEB,S_FLIGHT,XR(D)::B(F),XP(a)
      • K(c);OGATE,S_FLIGHT::P(C)
      • P(d);SBLOCK,XR(D)::B(F)
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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).