MESON Chess Problem Database

Problem Display
PID: 193436 (8/B4B2/p2pNn2/p6r/K1k1rP2/2Np4/3P4/7Q w - - 0 1)

Farkas, Bertalan

Pesti Naplo, 1914

8/B4B2/p2pNn2/p6r/K1k1rP2/2Np4/3P4/7Q

#2

8 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Sg4
      • 2.Qxe4#
    • 1...Sd5
      • 2.Qxe4#
    • 1...Sd7
      • 2.Qxe4#
    • 1...Sh7
      • 2.Qxe4#
    • 1...Se8
      • 2.Qxe4#
    • 1...Sg8
      • 2.Qxe4#
  • Tries
    • 1.Sg5+?
      • 1...Re6
        • 2.Qc6#
      • 1...Sd5
        • 2.Bxd5#
        • 2.Qxe4#
      • 1...d5!
  • Keys
    • 1.Sd5!
      • threat
        • 2.Sb6#
      • 1...Kxd5+
        • 2.Sd4#
      • 1...Rxe6
        • 2.Se3#
      • 1...Rxd5
        • 2.Qc1#
      • 1...Sxd5
        • 2.Qxe4#
      • 1...Sd7
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • S(h);N_GUARD::QAR2(A),XR(c)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • R(c);OGATE,P_SPINR(c)::QAR2(A)
      • Refutation
        • P(g);P_SPINP(g)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • K(b);CHECK,P_SPINR(c),S_FLIGHT,XS(C)::B(H)+S(F)
      • R(c);N_GUARD,XS(F)::S(C)
      • R(e);SBLOCK,XS(C)::QAR(A)
      • S(h);N_GUARD,XS(C)::QAR2(A),XR(c)
      • S(h);N_GUARD::QAR2(A),XR(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).