MESON Chess Problem Database

Problem Display
PID: 147715 (2R3nB/K1p1Q3/4n1r1/2PkN1r1/bP6/N2PP2B/8/4b3 w - - 0 1)

Dawson, Thomas Rayner

Weekly Irish Times, 1910

(First published on Sat May 14 1910)

2R3nB/K1p1Q3/4n1r1/2PkN1r1/bP6/N2PP2B/8/4b3

#2

11 + 8

15256 TRD Scrapbook 2013

SOLUTION

  • SOUND
  • Sets
    • 1...Rg7
      • 2.Qxe6#
    • 1...Bg3
      • 2.Bg2#
    • 1...Bd1
      • 2.Qd7#
    • 1...Bc2
      • 2.Qd7#
    • 1...Bb3
      • 2.Qd7#
    • 1...Bd7
      • 2.Qxd7#
    • 1...Sd4
      • 2.e4#
    • 1...Sxc5
      • 2.Qxc5#
    • 1...Sf6
      • 2.Qxe6#
    • 1...c6
      • 2.Qd6#
      • 2.Qd7#
  • Tries
    • 1.Rd8+?
      • 1...Bd7
        • 2.Rxd7#
        • 2.Qxd7#
      • 1...Sxd8!
    • 1.Qd8+?
      • 1...Bd7
        • 2.Qxd7#
      • 1...Sxd8!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qd7#
      • 1...Kxc6
        • 2.Qd6#
      • 1...Bxb4
        • 2.Sxb4#
      • 1...Bxc6
        • 2.e4#
      • 1...Sxc5
        • 2.Qxc5#
      • 1...Sxe7
        • 2.Sxe7#
      • 1...Rg7
        • 2.Qxe6#
      • 1...Bg3
        • 2.Bg2#
      • 1...Sd4
        • 2.Qe4#
      • 1...Sf4
        • 2.Qe4#
      • 1...Sg7
        • 2.Qe4#
      • 1...Sd8
        • 2.Qe4#
      • 1...Sf8
        • 2.Qe4#
      • 1...Sf6
        • 2.Qxe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 8
    • REMOVED MATES = 4
  • Sets
    • R(f);N_GUARD::QAB1(I),XS(e)
    • B(a);S_CUTR(d)::B(D)
    • B(b);N_GUARD::QAR2(I)
    • B(b);N_GUARD::QAR2(I),XB(b)
    • S(e);SBLOCK::P(C)
    • S(e);OGATE,XP(F)::QAR1(I),XS(e)
    • S(h);S_CUTR(f)::QAB1(I),XS(e)
  • Tries
    • Try
      • R(J);CHECK
      • Refutation
        • S(e);XR(J)
    • Try
      • Q(I);CHECK
      • Vars
        • B(b);N_GUARD,P_SPINB(b)::QAR2(I),XB(b)
      • Refutation
        • S(e);XQ(I)
  • Actual
    • S(G);
    • Threat
      • QAR2(I)
    • Vars
      • K(c);P_SPINP(g),S_FLIGHT,XS(G)::QAR1(I)
      • B(a);XP(E)::S(G),XB(a)
      • B(b);SBLOCK,XS(G)::P(C)
      • S(e);OGATE,XP(F)::QAR1(I),XS(e)
      • S(h);XQ(I)::S(G),XS(h)
      • R(f);N_GUARD::QAB1(I),XS(e)
      • B(a);S_CUTR(d)::B(D)
      • S(e);OGATE::QAB1(I)
      • S(h);S_CUTR(f)::QAB1(I),XS(e)
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).