MESON Chess Problem Database

Problem Display
PID: 157559 (K3N3/1p1p1p1B/p2P2r1/RqNkp3/Q1p1R1P1/8/4P3/6B1 w - - 0 1)

Segers, Marcel

Schackvarlden, 1930

K3N3/1p1p1p1B/p2P2r1/RqNkp3/Q1p1R1P1/8/4P3/6B1

#2

11 + 9

15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Qc6
      • 2.Qd1#
      • 2.Qxc4#
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qxc4#
      • 1...Kxe4
        • 2.Sf6#
      • 1...Kc6
        • 2.Sb4#
      • 1...Ke6
        • 2.Sf4#
      • 1...cxd3
        • 2.Qc4#
      • 1...Qc5
        • 2.Rxe5#
      • 1...c3
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(G);P_PINQ(b)
    • Threat
      • QAB1(C),XP(a)
    • Vars
      • K(c);N_SPINQ(b),P_SPINP(a),P_SPINR(f),S_FLIGHT,XR(D)::S(K)
      • K(c);S_FLIGHT::S(G)
      • K(c);N_SPINQ(b),P_SPINP(d),S_FLIGHT::S(G)
      • P(a);XS(G)::QAB1(C)
      • Q(b);::R1(D),XP(d)
      • P(a);::QAB1(C)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).