MESON Chess Problem Database

Problem Display
PID: 143893 (1n2Q3/4BP2/p1P4P/P3NRpq/1p1k3p/1P3P1K/2p1prp1/2N1nbR1 w - - 0 1)

Clark, WA

Chess Monthly, 1892

1n2Q3/4BP2/p1P4P/P3NRpq/1p1k3p/1P3P1K/2p1prp1/2N1nbR1

#2

13 + 13

14868 Pirnie Collection 2012

SOLUTION

  • SOUND
  • Keys
    • 1.Bf6!
      • threat
        • 2.Sed3#
        • 2.Sc4#
        • 2.Sg4#
        • 2.Sg6#
        • 2.Sd7#
      • 1...Qxf3+
        • 2.Sxf3#
      • 1...Qg4+
        • 2.Sxg4#
      • 1...Rxf3+
        • 2.Sxf3#
      • 1...g4+
        • 2.Sxg4#
      • 1...Kc3
        • 2.Sc4#
      • 1...Ke3
        • 2.Sc4#
      • 1...Kc5
        • 2.Sc4#
      • 1...Kd5
        • 2.Sc4#
      • 1...Qxf7
        • 2.Sxf7#
      • 1...Qxh6
        • 2.Sg6#
      • 1...Sxf3
        • 2.Sxf3#
      • 1...Sxc6
        • 2.Sxc6#
      • 1...Qg6
        • 2.Sxg6#
      • 1...Sd3
        • 2.Sexd3#
      • 1...Sd7
        • 2.Sxd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 15
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(K);
    • Threat
      • DUALS(5)
    • Vars
      • Q(k);CHECK,XP(D)::B(K)+S(G),DCHECK,XQ(k)
      • Q(k);CHECK::B(K)+S(G),XQ(k)
      • R(e);CHECK,XP(D)::B(K)+S(G),DCHECK,XR(e)
      • P(j);CHECK::B(K)+S(G),XP(j)
      • K(h);S_FLIGHT::B(K)+S(G)
      • K(h);S_FLIGHT::QAR(M)+S(G),DCHECK
      • K(h);S_FLIGHT::R(H)+S(G)
      • K(h);P-FLIGHT::R(H)+S(G)
      • Q(k);XP(L)::B(K)+S(G),XQ(k)
      • Q(k);XP(J)::B(K)+S(G)
      • S(a);XP(D)::B(K)+S(G),DCHECK,XS(a)
      • S(m);XP(I)::B(K)+S(G),DCHECK,XS(m)
      • Q(k);::B(K)+S(G),XQ(k)
      • S(a);::B(K)+S(G),XS(a)
      • S(m);::B(K)+S(G),XS(m)
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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).