Problem Display
PID: 232956 (8/8/2p5/2kpN1Q1/P7/1K6/8/8 w - - 0 1)

Grassano, Carlos A

Kudesnik, 2016

8/8/2p5/2kpN1Q1/P7/1K6/8/8

#2

4 + 3


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Sets
    • 1...d4
      • 2.Sc4#
  • Tries
    • 1.Qd8?
      • 1...d4
        • 2.Sd3#
      • 1...Kd4!
  • Keys
    • 1.Sc4!
      • 1...Kd4
        • 2.Qe3#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • P(b);SBLOCK::QAR(D)+S(C)
  • Tries
    • Try
      • Q(D);
      • Vars
        • P(b);::S(C)
      • Refutation
        • K(a);P_SPINP(b),S_FLIGHT
  • Actual
    • S(C);P_PINP(b)
    • Vars
      • K(a);N_SPINP(b),S_FLIGHT::QAB1(D)


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).