MESON Chess Problem Database

Problem Display
PID: 5034 (8/4N3/2p4B/4pP2/1P2k3/2P3nB/4P3/2KQn2r w - - 0 1)

Locock, Charles Dealtry

Manchester Weekly Times, 1897

8/4N3/2p4B/4pP2/1P2k3/2P3nB/4P3/2KQn2r

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Sc2
      • 2.Bg2#
    • 1...Sg2
      • 2.Bxg2#
    • 1...Sd3+
      • 2.exd3#
    • 1...Sf3
      • 2.exf3#
    • 1...Sxe2+
      • 2.Qxe2#
    • 1...Sxf5
      • 2.Bxf5#
    • 1...c5
      • 2.Qd5#
  • Tries
    • 1.Bg2+?
      • 1...Sf3
        • 2.Bxf3#
        • 2.exf3#
      • 1...Sxg2!
  • Keys
    • 1.b5!
      • threat
        • 2.Qa4#
      • 1...Sd3+
        • 2.exd3#
      • 1...Sxe2+
        • 2.Qxe2#
      • 1...Sxf5
        • 2.Bxf5#
      • 1...cxb5
        • 2.Qd5#
      • 1...Sc2
        • 2.Bg2#
      • 1...Sg2
        • 2.Bxg2#
      • 1...Sf3
        • 2.exf3#
      • 1...c5
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD,P_PINQ(B)::B(E)
    • S(a);N_GUARD,P_PINQ(B)::B(E),XS(a)
    • S(a);CHECK,OGATE,P_PINQ(B)::P(C),XS(a)
    • S(a);OGATE,P_PINQ(B)::P(C),XS(a)
    • S(c);CHECK,OGATE,XP(C)::QAR2(B),XS(c)
    • S(c);OGATE,XP(G)::B(E),XS(c)
    • P(f);N_GUARD::QAB1(B)
  • Tries
    • Try
      • B(E);CHECK
      • Refutation
        • S(a);P_PINQ(B),XB(E)
  • Actual
    • P(F);
    • Threat
      • QAR(B)
    • Vars
      • S(a);CHECK,OGATE,P_PINQ(B)::P(C),XS(a)
      • S(c);CHECK,OGATE,XP(C)::QAR2(B),XS(c)
      • S(c);OGATE,XP(G)::B(E),XS(c)
      • P(f);N_GUARD,XP(F)::QAB1(B)
      • S(a);N_GUARD,P_PINQ(B)::B(E)
      • S(a);N_GUARD,P_PINQ(B)::B(E),XS(a)
      • S(a);OGATE,P_PINQ(B)::P(C),XS(a)
      • P(f);N_GUARD::QAB1(B)
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).