Problem Display
PID: 234038 (6b1/2prn2B/2pbpp2/KQ3r2/1p1Nkp1R/8/5pP1/2BR4 w - - 0 1)

Piatesi, Antonio

Il Due Mosse, 1953

6b1/2prn2B/2pbpp2/KQ3r2/1p1Nkp1R/8/5pP1/2BR4

#2

8 + 13


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Sxc6?
      • threat
        • 2.Rd4#
      • 1...Bc5
        • 2.Rxf4#
      • 1...Be5
        • 2.Qe2#
      • 1...e5
        • 2.Qe2#
        • 2.Qd3#
      • 1...Sxc6+!
  • Keys
    • 1.Sf3!
      • threat
        • 2.Rd4#
      • 1...Bc5
        • 2.Rxf4#
      • 1...Be5
        • 2.Qe2#
      • 1...c5
        • 2.Qe2#
        • 2.Qd3#
        • 2.Qc4#
      • 1...e5
        • 2.Qe2#
        • 2.Qd3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);XP(f)
      • Threat
        • R1(B)
      • Vars
        • B(g);N_GUARD,N_PINQ(G)::R1(E),XP(d)
        • B(g);N_PINQ(G)::QAR2(G)
      • Refutation
        • S(l);CHECK,XS(D)
  • Actual
    • S(D);
    • Threat
      • R1(B)
    • Vars
      • B(g);N_GUARD,N_PINQ(G)::R1(E),XP(d)
      • B(g);N_PINQ(G)::QAR2(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).