MESON Chess Problem Database

Problem Display
PID: 225470 (rn2RNn1/2PbPpN1/pK1k1p2/8/4P3/8/1B6/5r2 w - - 0 1)

Formanek, Bedrich

Rochlitz, Alfred

Praca, 1953

rn2RNn1/2PbPpN1/pK1k1p2/8/4P3/8/1B6/5r2

#2

8 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Ba4
      • 2.c8S#
    • 1...Bb5
      • 2.c8S#
    • 1...Bc6
      • 2.c8S#
    • 1...Bxe8
      • 2.c8S#
  • Keys
    • 1.Rd8!
      • threat
        • 2.c8S#
      • 1...Kxe7
        • 2.Ba3#
      • 1...Sxe7
        • 2.Se8#
      • 1...Rc1
        • 2.Sf5#
      • 1...Sc6
        • 2.Rxd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 4
  • Sets
    • B(e);N_GUARD::P=S
    • B(e);N_GUARD,XR(G)::P=S
  • Actual
    • R(G);P_PINB(e)
    • Threat
      • P=S
    • Vars
      • K(c);N_SPINB(e),S_FLIGHT,XP(E)::B(A)
      • S(i);SBLOCK,XP(E)::S(F)
      • R(a);N_GUARD::S(F)
      • S(h);N_GUARD::R1(G),XB(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).