MESON Chess Problem Database

Problem Display
PID: 113100 (8/1p4QK/5r1p/3P1p2/BBk2N2/4p3/1pNp4/4q3 w - - 0 1)

Savournin, Jacques

4th Prize, L'Independant-Dimanche de Perpignon TT, 1970

8/1p4QK/5r1p/3P1p2/BBk2N2/4p3/1pNp4/4q3

#2

7 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Rb6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Rc6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Rd6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Re6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Rg6
      • 2.Qc3#
      • 2.Qd4#
    • 1...Rf8
      • 2.Qc3#
      • 2.Qd4#
      • 2.Qc7#
  • Tries
    • 1.d6?
      • threat
        • 2.Qc7#
      • 1...Rxd6
        • 2.Qc3#
      • 1...Rf7
        • 2.Qxf7#
      • 1...Qh1!
  • Keys
    • 1.Bd6!
      • threat
        • 2.Qc7#
      • 1...Kc3
        • 2.Qc7#
      • 1...Rxd6
        • 2.Qd4#
      • 1...Rf7
        • 2.Sa3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(E);
      • Threat
        • QAR(F)
      • Vars
        • R(g);OGATE,XP(E)::QAR1(F)
        • R(g);N_GUARD,P_PINQ(F)::QAB(F),XR(g)
      • Refutation
        • Q(a);
  • Actual
    • B(C);
    • Threat
      • QAR(F)
    • Vars
      • K(e);P-FLIGHT,P_SPINR(g)::QAR(F)
      • R(g);OGATE,XB(C)::QAR1(F)
      • R(g);P_PINQ(F)::S(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).