MESON Chess Problem Database

Problem Display
PID: 151814 (3K4/3N4/8/N6p/7r/np1k1BR1/1r1P2p1/3Q1n2 w - - 0 1)

Guidelli, Giorgio

Good Companions (December), 1914

3K4/3N4/8/N6p/7r/np1k1BR1/1r1P2p1/3Q1n2

#2

7 + 8

SOLUTION

  • SOUND
  • Tries
    • 1.Qe2+?
      • 1...Kd4
        • 2.Sc6#
      • 1...Kc2!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sde5#
      • 1...Kc4
        • 2.Qe2#
      • 1...Rxd2
        • 2.Qxb3#
      • 1...Sxd2
        • 2.Bd5#
      • 1...Rd4
        • 2.Se5#
      • 1...Re4
        • 2.Be2#
      • 1...Sc4
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(f);P-FLIGHT::S(E)
      • Refutation
        • K(f);S_FLIGHT
  • Actual
    • S(E);
    • Threat
      • S(F)
    • Vars
      • K(f);S_FLIGHT::QAB(A)
      • R(b);N_GUARD,P_SPINR(b),SBLOCK,XP(B)::QAR2(A),XP(e)
      • S(a);N_GUARD,P_SPINS(a),XP(B)::R(D)+B(C)
      • R(g);P_PINS(F),SBLOCK::S(E)
      • R(g);SBLOCK::R(D)+B(C),DCHECK
      • S(d);SBLOCK::S(F)
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).