MESON Chess Problem Database

Problem Display
PID: 136195 (5r2/7N/2R2Q2/N1Pkp1n1/4n2b/8/6K1/6BB w - - 0 1)

Barthelemy, Edmond

Le Miroir du Monde, 1934

5r2/7N/2R2Q2/N1Pkp1n1/4n2b/8/6K1/6BB

#2

8 + 6

6490 yacpdb 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Sf3
      • 2.Qe6#
    • 1...Sh3
      • 2.Qe6#
    • 1...Se6
      • 2.Qxe6#
    • 1...Sf7
      • 2.Qe6#
    • 1...Sxh7
      • 2.Qe6#
  • Keys
    • 1.Kf1!
      • threat
        • 2.Rd6#
      • 1...Rxf6+
        • 2.Sxf6#
      • 1...Bf2
        • 2.Qd6#
      • 1...Rd8
        • 2.Qxd8#
      • 1...Sf3
        • 2.Qe6#
      • 1...Sf7
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 3
  • Sets
    • S(e);N_GUARD::QAB1(G)
    • S(e);N_GUARD::QAB1(G),XS(e)
    • S(e);N_GUARD,XS(H)::QAB1(G)
  • Actual
    • K(C);P_PINS(a),P_SPINQ(G),S_FLIGHT
    • Threat
      • R1(F)
    • Vars
      • R(f);CHECK,XQ(G)::S(H),XR(f)
      • B(b);N_PINQ(G)::QAR1(G)
      • R(f);N_PINQ(G)::QAR(G),XR(f)
      • S(e);N_PINQ(G),N_SPINS(a)::QAB1(G)
      • S(e);N_PINQ(G)::QAB1(G)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).