MESON Chess Problem Database

Problem Display
PID: 154531 (5rN1/4Bb2/3p2n1/3pkp2/6P1/2P4n/3K1P2/3Q2bB w - - 0 1)

Nicholls, A

Sheffield Guardian (The), 1911

(First published on Fri Feb 3 1911)

5rN1/4Bb2/3p2n1/3pkp2/6P1/2P4n/3K1P2/3Q2bB

#2

8 + 9

15239 Valois Notebooks 2015

SOLUTION

  • SOUND
  • Sets
    • 1...f4
      • 2.Qe2#
      • 2.Qe1#
  • Tries
    • 1.Bf6+?
      • 1...Kf4
        • 2.Qf3#
      • 1...Ke6!
  • Keys
    • 1.Qf3!
      • threat
        • 2.Qe3#
        • 2.Qxf5#
      • 1...Ke6
        • 2.Qxf5#
      • 1...Bxf2
        • 2.Qxf5#
      • 1...Bxg8
        • 2.Qe3#
      • 1...Sxf2
        • 2.Qxf5#
      • 1...Sxe7
        • 2.Qe3#
      • 1...fxg4
        • 2.Qf6#
      • 1...Be6
        • 2.Qe3#
      • 1...Be8
        • 2.Qe3#
      • 1...Shf4
        • 2.Qe3#
      • 1...Sg5
        • 2.Qxf5#
      • 1...Sgf4
        • 2.Qe3#
      • 1...Sh4
        • 2.Qe3#
      • 1...d4
        • 2.Qxf5#
      • 1...f4
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(G);CHECK
      • Vars
        • K(d);S_FLIGHT::QAR1(A)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • Q(A);
    • Threat
      • DUALS(2)
    • Vars
      • K(d);P-FLIGHT::QAB1(A),XP(e)
      • B(a);XP(D)::QAR1(A),XP(e)
      • B(h);XS(H)::QAR2(A)
      • S(b);XP(D)::QAR1(A),XP(e)
      • S(g);XB(G)::QAR2(A)
      • P(e);OGATE,XP(F)::QAB1(A)
      • B(h);SBLOCK::QAR2(A)
      • B(h);::QAR2(A)
      • S(b);::QAR2(A)
      • S(b);::QAR1(A),XP(e)
      • S(g);::QAR2(A)
      • P(c);::QAR1(A),XP(e)
      • P(e);SBLOCK::QAR(A)
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).