MESON Chess Problem Database

Problem Display
PID: 10532 (R6B/2RPk1n1/QN1n2P1/5pb1/5p2/8/8/7K w - - 0 1)

Morice, Jean

5th HM., Le Probleme 02. TT, 1965

R6B/2RPk1n1/QN1n2P1/5pb1/5p2/8/8/7K

#2

8 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Sc4
      • 2.Sd5#
    • 1...Se4
      • 2.Sd5#
    • 1...Sb5
      • 2.Sd5#
    • 1...Sb7
      • 2.Sd5#
    • 1...Sf7
      • 2.Sd5#
    • 1...Se6
      • 2.Sd5#
      • 2.d8Q#
    • 1...Se8
      • 2.dxe8Q#
      • 2.dxe8R#
  • Keys
    • 1.Sc4!
      • threat
        • 2.Qxd6#
      • 1...Ke6
        • 2.Qxd6#
      • 1...Kf6
        • 2.Qxd6#
      • 1...Sxc4
        • 2.d8Q#
        • 2.d8R#
      • 1...Se4
        • 2.d8Q#
        • 2.d8R#
      • 1...Sb5
        • 2.d8Q#
      • 1...Sb7
        • 2.d8Q#
        • 2.d8R#
      • 1...Sf7
        • 2.d8Q#
        • 2.d8R#
      • 1...Sc8
        • 2.dxc8Q#
        • 2.dxc8R#
      • 1...Sde8
        • 2.dxe8Q#
        • 2.dxe8R#
      • 1...Sge8
        • 2.dxe8Q#
        • 2.dxe8R#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • S(d);::S(C)
    • S(f);OGATE::PXS(f)=Q
  • Actual
    • S(C);
    • Threat
      • QAB1(B),XS(d)
    • Vars
      • K(e);P-FLIGHT,P_SPINS(d)::QAR1(B),XS(d)
      • K(e);P_SPINS(d),S_FLIGHT::QAR2(B),XS(d)
      • S(d);XS(C)::P=Q
      • S(d);::P=Q
      • S(d);OGATE::PXS(d)=Q
      • S(f);OGATE::PXS(f)=Q
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).