Problem Display
PID: 135045 (2B1N3/8/3Pp3/R1B1k3/2p2pK1/1b6/2r2pQ1/4bN2 w - - 0 1)

Righi, Mario

L'Italia Scacchistica, 1988

2B1N3/8/3Pp3/R1B1k3/2p2pK1/1b6/2r2pQ1/4bN2

#2

8 + 8


14744 Nuova Antologia dei Problemisti Italiani 1992
3486 French Solving Championship 2003
14639 Promotion 2004

SOLUTION


  • SOUND
  • Sets
    • 1...Rc3
      • 2.Bxf2#
      • 2.Be3#
      • 2.Bb6#
      • 2.Ba7#
  • Tries
    • 1.Bb7?
      • threat
        • 2.Qe4#
      • 1...f3
        • 2.Qh2#
        • 2.Qg3#
      • 1...Re2!
  • Keys
    • 1.Kf3!
      • threat
        • 2.Qg5#
      • 1...Rc3+
        • 2.Be3#
      • 1...Kd5
        • 2.Kxf4#
      • 1...Kf5
        • 2.Bb4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(G);
      • Threat
        • QAR1(B)
      • Refutation
        • R(b);
  • Actual
    • K(C);S_FLIGHT
    • Threat
      • QAR2(B)
    • Vars
      • R(b);CHECK,S_CUTB(a)::R(D)+B(E)
      • K(g);P-FLIGHT::QAB(B)+K(C),XP(f)
      • K(g);P-FLIGHT,P_SPINP(h)::R(D)+B(E)


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).