MESON Chess Problem Database

Problem Display
PID: 168256 (8/2pP4/2K4n/1N1RNP1r/3pk3/8/R4nP1/1bBB1r2 w - - 0 1)

Petite, Efren

Die Schwalbe, 1955

8/2pP4/2K4n/1N1RNP1r/3pk3/8/R4nP1/1bBB1r2

#2

10 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf5
      • 2.Re2#
    • 1...Sxf5
      • 2.Bf3#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sc5#
      • 1...Kxd3
        • 2.Rxd4#
      • 1...Bxd3
        • 2.Bf3#
      • 1...Sxd3
        • 2.Re2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(f);SBLOCK,XP(H)::R(C)
    • S(g);SBLOCK,XP(H)::B(B)
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • K(e);P_SPINP(d),S_FLIGHT,XS(G)::R1(F),XP(d)
      • B(a);SBLOCK,XS(G)::B(B)
      • S(c);SBLOCK,XS(G)::R(C)
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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).