MESON Chess Problem Database

Problem Display
PID: 264106 (3Q4/8/3PN1pp/2P1k1qR/KN1pr2b/2PPprPB/4Pp2/5R2 w - - 0 1)

Kunos, Gabor

Tijdschrift vd KNSB, 1940

3Q4/8/3PN1pp/2P1k1qR/KN1pr2b/2PPprPB/4Pp2/5R2

#2

13 + 10

6490 yacpdb 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Rxg3
      • 2.Qh8#
  • Keys
    • 1.Sf4!
      • threat
        • 2.Sc6#
        • 2.Sxg6#
        • 2.Qe7#
        • 2.Qh8#
      • 1...Qxh5
        • 2.Sc6#
      • 1...Rxg3
        • 2.Sxg6#
      • 1...Rfxf4
        • 2.Qe7#
      • 1...Rexf4
        • 2.Qe7#
      • 1...Bxg3
        • 2.Sxg6#
      • 1...dxc3
        • 2.Qh8#
      • 1...gxh5
        • 2.Sc6#
      • 1...Qf5
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • R(c);N_GUARD,XP(E)::QAB(M)
  • Actual
    • S(L);
    • Threat
      • DUALS(4)
    • Vars
      • Q(h);N_SPINQ(h),XR(J)::S(H)
      • R(c);XP(E)::S(L),XP(i)
      • R(c);XS(L)::QAR2(M)
      • R(e);XS(L)::QAR2(M)
      • B(f);XP(E)::S(L),XP(i)
      • P(d);P_PINS(H),XP(C)::QAB(M)
      • P(i);N_SPINQ(h),XR(J)::S(H)
      • Q(h);::S(H)
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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).