MESON Chess Problem Database

Problem Display
PID: 145327 (3rb3/qN1P4/2n1p3/4p1RK/P1kP1R2/2P5/1Pn1P3/2NB1Q2 w - - 0 1)

McDowell, Michael

The Problemist, 1985

3rb3/qN1P4/2n1p3/4p1RK/P1kP1R2/2P5/1Pn1P3/2NB1Q2

#2

13 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.dxe8Q!
      • threat
        • 2.e4#
      • 1...Kd5
        • 2.e4#
      • 1...Qxd4
        • 2.Qxc6#
      • 1...Rxd4
        • 2.Qxe6#
      • 1...S2xd4
        • 2.Bb3#
      • 1...S6xd4
        • 2.Qb5#
      • 1...exd4
        • 2.e3#
      • 1...Se1
        • 2.Bb3#
      • 1...Se3
        • 2.Bb3#
      • 1...S2b4
        • 2.Bb3#
      • 1...S6b4
        • 2.Qb5#
      • 1...e4
        • 2.e3#

This is a version

FEATURES

  • Static
    • TYPE = WHITE_IN_CHECK
  • Actual
    • P(M);XB(h)
    • Threat
      • QAB(C)+P(E)
    • Vars
      • K(b);P_SPINP(c),S_FLIGHT::P(E)
      • Q(f);N_GUARD,P_SPINQ(f),XP(H)::QAR2(M),XS(d)
      • R(g);N_GUARD,P_SPINR(g),XP(H)::QAB(M),XP(e)
      • S(a);OGATE,P_SPINS(a),XP(H)::B(B)
      • S(d);OGATE,P_SPINS(d),XP(H)::QAB1(M)
      • P(c);P_SPINP(c),XP(H)::QAB(C)+P(E)
      • S(a);OGATE::B(B)
      • S(d);OGATE::QAB1(M)
      • P(c);::QAB(C)+P(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).