MESON Chess Problem Database

Problem Display
PID: 227645 (4B3/8/3ppp2/1P1RnR1K/1Pp1kN2/2P4P/4PP2/8 w - - 0 1)

Heltai, Istvan

Ujsag, 1926

4B3/8/3ppp2/1P1RnR1K/1Pp1kN2/2P4P/4PP2/8

#2

11 + 6

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...exf5
      • 2.Rd4#
  • Keys
    • 1.Sg2!
      • 1...Kxd5
        • 2.Bc6#
      • 1...Kxf5
        • 2.Bg6#
      • 1...exd5
        • 2.Rf4#
      • 1...exf5
        • 2.Rd4#
      • 1...Sd3
        • 2.f3#
      • 1...Sf3
        • 2.exf3#
      • 1...Sg4
        • 2.f3#
      • 1...Sc6
        • 2.f3#
      • 1...Sg6
        • 2.f3#
      • 1...Sd7
        • 2.f3#
      • 1...Sf7
        • 2.f3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • P(e);SBLOCK,XR(I)::R1(H)
  • Actual
    • S(F);
    • Vars
      • K(b);OGATEB,P_SPINS(c),S_FLIGHT,XR(H)::B(K)
      • K(b);OGATEB,P_SPINS(c),S_FLIGHT,XR(I)::B(K)
      • P(e);SBLOCK,XR(H)::R1(I)
      • P(e);SBLOCK,XR(I)::R1(H)
      • S(c);N_GUARD::P(B)
      • S(c);OGATE::P(A),XS(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).