Problem Display
PID: 265352 (2b5/1Q6/5p2/3P1Rp1/3Nk1nP/3p1N2/3P4/6K1 w - - 0 1)

Bottacchi, Antonio

Realismo e romanticismo nell'arte problemistica di Antonio B, 2005

2b5/1Q6/5p2/3P1Rp1/3Nk1nP/3p1N2/3P4/6K1

#2

8 + 6


15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Be6
      • 2.dxe6#
  • Tries
    • 1.Sxg5+?
      • 1...Kxd4
        • 2.Qb4#
      • 1...fxg5!
  • Keys
    • 1.Se2!
      • threat
        • 2.Sg3#
      • 1...Kxf5
        • 2.Qh7#
      • 1...Bxf5
        • 2.d6#
      • 1...dxe2
        • 2.Qb1#
      • 1...gxh4
        • 2.Rf4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • B(f);OGATE::QAB(H)+P(F),XB(f)
  • Tries
    • Try
      • S(C);CHECK,XP(d)
      • Vars
        • K(b);P-FLIGHT,S_CUTP(e),XS(D)::QAR2(H)
      • Refutation
        • P(e);XS(C)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(G)::QAB(H)
      • B(f);N_GUARD,SBLOCK,XR(G)::QAB(H)+P(F)
      • P(a);OGATEB,XS(D)::QAB(H)
      • P(d);N_GUARD,XP(E)::R1(G)


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).