MESON Chess Problem Database

Problem Display
PID: 231071 (8/3p1p2/1p1PbP2/3R1Pp1/2B1k1n1/1Np3RN/5P2/2K5 w - - 0 1)

Hajek, Frantisek

Esperanto (Zeneva), 1927

8/3p1p2/1p1PbP2/3R1Pp1/2B1k1n1/1Np3RN/5P2/2K5

#2

10 + 8

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sh2
      • 2.Re3#
    • 1...Se3
      • 2.Rxe3#
      • 2.f3#
    • 1...Sxf6
      • 2.Re3#
    • 1...Sh6
      • 2.Re3#
    • 1...c2
      • 2.Sd2#
    • 1...b5
      • 2.Sc5#
  • Keys
    • 1.f4!
      • 1...Bxd5
        • 2.Bd3#
      • 1...Bxf5
        • 2.Rd4#
      • 1...Sxf6
        • 2.Re5#
      • 1...gxf4
        • 2.Sg5#
      • 1...Se5
        • 2.Rxe5#
      • 1...Sf2
        • 2.Re5#
      • 1...Sh2
        • 2.Re5#
      • 1...Se3
        • 2.Re5#
      • 1...Sh6
        • 2.Re5#
      • 1...c2
        • 2.Sd2#
      • 1...b5
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(c);N_GUARD::R1(D)
    • S(c);N_GUARD,XP(J)::R1(D)
    • P(a);N_GUARD::S(C)
    • P(e);N_GUARD::S(C)
  • Actual
    • P(B);
    • Vars
      • B(f);SBLOCK,XR(G)::B(F)
      • B(f);SBLOCK,XP(H)::R1(G)
      • S(c);N_GUARD,XP(J)::R1(G)
      • P(d);SBLOCK,XP(B)::S(E)
      • S(c);N_GUARD::R1(G),XS(c)
      • S(c);N_GUARD::R1(G)
      • P(a);N_GUARD::S(C)
      • P(e);N_GUARD::S(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).