MESON Chess Problem Database

Problem Display
PID: 231505 (4b3/8/1K1pN3/3Bk1B1/1p2P3/3p2p1/4nP2/6r1 w - - 0 1)

Prokes, Ladislav

Jas, 1927

4b3/8/1K1pN3/3Bk1B1/1p2P3/3p2p1/4nP2/6r1

#2

6 + 8

6490 yacpdb 2021
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Sc1
      • 2.f4#
    • 1...Sc3
      • 2.f4#
    • 1...Sd4
      • 2.f4#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Sf3#
      • 1...Kxd4
        • 2.Bf6#
      • 1...Sxd4
        • 2.f4#
      • 1...Bh5
        • 2.Sc6#

Anticipated by 196840(1919)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 2
  • Sets
    • S(b);N_GUARD::P(A)
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • K(f);S_FLIGHT,XS(F)::B(D)
      • S(b);N_GUARD,SBLOCK,XS(F)::P(A)
      • B(h);N_GUARD::S(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).