MESON Chess Problem Database

Problem Display
PID: 2396 (2R1R3/2bp4/B2p4/pPrkpN2/N6Q/2p1P3/2P3K1/8 w - - 0 1)

Healey, Percy E

Source?, 0000

2R1R3/2bp4/B2p4/pPrkpN2/N6Q/2p1P3/2P3K1/8

#2

10 + 8

187 The Chess Bouquet 1897

SOLUTION

  • SOUND
  • Sets
    • 1...Bb6
      • 2.Sxb6#
    • 1...Bb8
      • 2.Sb6#
    • 1...e4
      • 2.Qxe4#
  • Tries
    • 1.Kf3?
      • threat
        • 2.Qe4#
      • 1...e4+
        • 2.Qxe4#
      • 1...Rc4!
    • 1.Sg3?
      • threat
        • 2.Qe4#
      • 1...e4
        • 2.Qxe4#
      • 1...Rc4!
    • 1.Qg4?
      • threat
        • 2.Se7#
      • 1...e4
        • 2.Qxe4#
        • 2.Qg8#
      • 1...Bd8!
  • Keys
    • 1.b6!
      • 1...Kc6
        • 2.Se7#
      • 1...Bxb6
        • 2.Sxb6#
        • 2.e4#
      • 1...Rc4
        • 2.Qxc4#
      • 1...Rb5
        • 2.Bb7#
      • 1...Rc6
        • 2.e4#
      • 1...Bb8
        • 2.e4#
      • 1...Bd8
        • 2.e4#
      • 1...e4
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 5
    • REMOVED MATES = 1
  • Sets
    • B(g);N_GUARD::S(D),XB(g)
    • B(g);N_GUARD::S(D)
    • P(e);::QAB1(E),XP(e)
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Threat
        • QAB1(E)
      • Vars
        • P(e);CHECK::QAB1(E),XP(e)
      • Refutation
        • R(c);
    • Try
      • S(G);
      • Threat
        • QAB1(E)
      • Vars
        • P(e);::QAB1(E),XP(e)
      • Refutation
        • R(c);
    • Try
      • Q(E);
      • Threat
        • S(G)
      • Refutation
        • B(g);
  • Actual
    • P(F);
    • Vars
      • K(d);P_SPINB(g),S_FLIGHT::S(G)
      • R(c);N_GUARD::QAB1(E),XR(c)
      • R(c);N_GUARD::B(H)
      • R(c);SBLOCK::P(C)
      • B(g);::P(C)
      • P(e);::QAB1(E),XP(e)
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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).