MESON Chess Problem Database

Problem Display
PID: 187233 (2r3bB/6R1/3PR3/N1p1n3/1P1k1PP1/2p1p1r1/3P4/K3N2Q w - - 0 1)

Anonymous

12. Kwik-Toernooi, 1979

2r3bB/6R1/3PR3/N1p1n3/1P1k1PP1/2p1p1r1/3P4/K3N2Q

#2

12 + 8

102 Probleemblad 1979

SOLUTION

  • SOUND
  • Sets
    • 1...Sd3
      • 2.Sc2#
      • 2.Qe4#
    • 1...Sc4
      • 2.Sb3#
      • 2.Qe4#
    • 1...Sxg4
      • 2.Rxg4#
      • 2.Qe4#
    • 1...Sc6
      • 2.Qe4#
    • 1...Sg6
      • 2.Rgxg6#
      • 2.Qe4#
    • 1...Sd7
      • 2.Rxd7#
      • 2.Qe4#
    • 1...Sf7
      • 2.Rxf7#
      • 2.Qe4#
  • Keys
    • 1.Qh5!
      • threat
        • 2.Qxe5#
      • 1...Ke4
        • 2.Qxe5#
      • 1...Kd5
        • 2.Qxe5#
      • 1...Sxg4
        • 2.Rxg4#
      • 1...Sd3
        • 2.Sc2#
      • 1...Sf3
        • 2.dxe3#
      • 1...Sc4
        • 2.Sb3#
      • 1...Sc6
        • 2.Qxc5#
      • 1...Sg6
        • 2.Rgxg6#
      • 1...Sd7
        • 2.Rxd7#
      • 1...Sf7
        • 2.Rxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • S(f);::QAR1(C)
  • Actual
    • Q(C);
    • Threat
      • QAB1(C),XS(f)
    • Vars
      • K(d);P-FLIGHT,P_SPINS(f)::QAR1(C),XS(f)
      • S(f);OGATE,XP(G)::B(L)+R(K),XS(f)
      • S(f);SBLOCK::S(B)
      • S(f);S_CUTR(c)::P(D),XP(b)
      • S(f);SBLOCK::S(H)
      • S(f);OGATE::QAB1(C),XP(e)
      • S(f);OGATEB::B(L)+R(K),XS(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).