MESON Chess Problem Database

Problem Display
PID: 254424 (5Q2/n1p2K2/2p1p3/1pR1P3/3kP3/1Pp3N1/8/1bBBN1b1 w - - 0 1)

Szabo, Tibor

Probleemblad, 1983

5Q2/n1p2K2/2p1p3/1pR1P3/3kP3/1Pp3N1/8/1bBBN1b1

#2

10 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Bd3
      • 2.Sf3#
    • 1...Bxe4
      • 2.Se2#
  • Tries
    • 1.Rc4+?
      • 1...Kxe5
        • 2.Sf3#
      • 1...bxc4!
    • 1.Rxc6?
      • threat
        • 2.Qc5#
      • 1...Kxe5
        • 2.Sf3#
        • 2.Qg7#
        • 2.Qh8#
      • 1...Sxc6!
  • Keys
    • 1.Rxc3!
      • threat
        • 2.Qc5#
      • 1...Kxc3
        • 2.Se2#
      • 1...Kxe5
        • 2.Sf3#
      • 1...c5
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • B(a);SBLOCK::S(C)
    • B(a);SBLOCK,XP(F)::S(E)
  • Tries
    • Try
      • R(G);CHECK
      • Vars
        • K(d);N_GUARD,S_FLIGHT,XP(H)::S(C)
      • Refutation
        • P(e);XR(G)
    • Try
      • R(G);XP(f)
      • Threat
        • QAB1(J)
      • Refutation
        • S(h);XR(G)
  • Actual
    • R(G);XP(c)
    • Threat
      • QAB1(J)
    • Vars
      • K(d);N_GUARD,S_FLIGHT,XR(G)::S(E)
      • K(d);N_GUARD,S_FLIGHT,XP(H)::S(C)
      • P(f);::QAB1(J),XP(f)
HTML5 logo

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).