MESON Chess Problem Database

Problem Display
PID: 55428 (8/3p1QB1/B2pp3/8/2p1k1pN/8/1N3P2/4K3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

The Morning, 1894

8/3p1QB1/B2pp3/8/2p1k1pN/8/1N3P2/4K3

#2

7 + 6

3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Sets
    • 1...g3
      • 2.Qf3#
    • 1...e5
      • 2.Qxc4#
  • Tries
    • 1.Bxc4?
      • 1...g3
        • 2.Qf3#
      • 1...d5
        • 2.Bd3#
      • 1...e5!
    • 1.Qxe6+?
      • 1...Kf4
        • 2.Bh6#
        • 2.Qf5#
        • 2.Qe3#
      • 1...dxe6!
    • 1.Qf4+?
      • 1...Kd5
        • 2.Qxc4#
      • 1...Kxf4!
    • 1.f3+?
      • 1...Ke3
        • 2.Sg2#
      • 1...gxf3
        • 2.Qxf3#
      • 1...Kd5!
  • Keys
    • 1.Sa4!
      • 1...Kd3
        • 2.Qg6#
      • 1...Kd5
        • 2.Bb7#
      • 1...c3
        • 2.Sxc3#
      • 1...g3
        • 2.Qf3#
      • 1...d5
        • 2.Sc5#
      • 1...e5
        • 2.Qxc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(c);N_GUARD::QAB1(F)
    • P(e);OGATE::QAR2(F),XP(a)
  • Tries
    • Try
      • B(E);XP(a)
      • Vars
        • P(c);N_GUARD::QAB1(F)
        • P(d);SBLOCK::B(E)
      • Refutation
        • P(e);
    • Try
      • Q(F);CHECK,XP(e)
      • Refutation
        • P(f);XQ(F)
    • Try
      • Q(F);CHECK
      • Vars
        • K(b);OGATE,S_FLIGHT::QAB1(F),XP(a)
      • Refutation
        • K(b);P-FLIGHT,XQ(F)
    • Try
      • P(C);CHECK
      • Vars
        • K(b);P-FLIGHT::S(D)
        • P(c);OGATE,XP(C)::QAB1(F),XP(c)
      • Refutation
        • K(b);P_SPINP(e),S_FLIGHT
  • Actual
    • S(B);
    • Vars
      • K(b);P_SPINP(a),S_FLIGHT::QAB(F)
      • K(b);P_SPINP(e),S_FLIGHT::B(E)
      • P(a);::S(B),XP(a)
      • P(c);N_GUARD::QAB1(F)
      • P(d);N_GUARD,SBLOCK::S(B)
      • P(e);OGATE::QAR2(F),XP(a)
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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).