MESON Chess Problem Database

Problem Display
PID: 225726 (8/8/4K3/2B5/4pk1p/7R/2r2ppN/5nN1 w - - 0 1)

Reiprich, Gejza

Praca, 1948

8/8/4K3/2B5/4pk1p/7R/2r2ppN/5nN1

#2

5 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sd2
      • 2.Be3#
    • 1...Se3
      • 2.Bxe3#
  • Keys
    • 1.Rg3!
      • threat
        • 2.Bd6#
        • 2.Rg4#
      • 1...Kxg3
        • 2.Bd6#
      • 1...Rxc5
        • 2.Se2#
      • 1...Sxh2
        • 2.Bd6#
      • 1...Sxg3
        • 2.Sh3#
      • 1...hxg3
        • 2.Sh3#
      • 1...e3
        • 2.Rg4#
      • 1...Rd2
        • 2.Rg4#
      • 1...Se3
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 7
    • REMOVED MATES = 1
  • Sets
    • S(a);N_GUARD::B(D)
    • S(a);N_GUARD::B(D),XS(a)
  • Actual
    • R(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(f);S_FLIGHT,XR(C)::B(D)
      • R(b);N_GUARD,XB(D)::S(A)
      • S(a);XS(B)::B(D)
      • S(a);SBLOCK,XR(C)::S(A)
      • P(g);SBLOCK,XR(C)::S(A)
      • P(e);::R1(C)
      • R(b);::R1(C)
      • S(a);::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).