MESON Chess Problem Database

Problem Display
PID: 230650 (3b4/3R4/6Q1/1R1qp3/3k2P1/N1nnrp2/1P2b3/KB6 w - - 0 1)

Craciun, Ovidiu

Best Problems, 2021

3b4/3R4/6Q1/1R1qp3/3k2P1/N1nnrp2/1P2b3/KB6

#2

8 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sxb1
      • 2.Rbxd5#
      • 2.Rdxd5#
    • 1...Sd1
      • 2.Rbxd5#
      • 2.Rdxd5#
    • 1...Sa2
      • 2.Rbxd5#
      • 2.Rdxd5#
    • 1...Sa4
      • 2.Rbxd5#
      • 2.Rdxd5#
    • 1...Se4
      • 2.Rbxd5#
      • 2.Rdxd5#
  • Keys
    • 1.Qc6!
      • threat
        • 2.Qc4#
      • 1...Ke4
        • 2.Rb4#
      • 1...Sxb2
        • 2.Qc5#
      • 1...Re4
        • 2.Sc2#
      • 1...Sc1
        • 2.Qc5#
      • 1...Se1
        • 2.Qc5#
      • 1...Sf2
        • 2.Qc5#
      • 1...Sb4
        • 2.Qc5#
      • 1...Sf4
        • 2.Qc5#
      • 1...Sc5
        • 2.Qxc5#
      • 1...e4
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(G);
    • Threat
      • QAR1(G)
    • Vars
      • K(f);P-FLIGHT,P_SPINS(c)::R(F)
      • S(c);N_GUARD,XP(C)::QAB1(G)
      • R(d);SBLOCK::S(D)
      • S(c);N_GUARD::QAB1(G)
      • S(c);N_GUARD::QAB1(G),XS(c)
      • P(h);SBLOCK::QAB1(G),XS(b)
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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).