Problem Display
PID: 245559 (3B1K2/3P1Pp1/2Pkp3/6p1/2Q3P1/6P1/2p1B3/8 w - - 0 1)

Slesarenko, Anatoly Vasilevich

2nd HM., Szachy, 1987

3B1K2/3P1Pp1/2Pkp3/6p1/2Q3P1/6P1/2p1B3/8

#2

9 + 5


15148 Sadier Collection 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Bf6?
      • threat
        • 2.d8Q#
      • 1...Kc7
        • 2.d8Q#
      • 1...gxf6!
    • 1.Be7+?
      • 1...Kc7
        • 2.d8Q#
      • 1...Ke5!
  • Keys
    • 1.Bf3!
      • threat
        • 2.Qd4#
      • 1...Ke5
        • 2.Qc5#
      • 1...e5
        • 2.Qd5#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(H);
      • Threat
        • P=Q
      • Vars
        • K(c);S_FLIGHT::P=Q
      • Refutation
        • P(e);XB(H)
    • Try
      • B(H);CHECK
      • Vars
        • K(c);S_FLIGHT::P=Q
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • B(A);
    • Threat
      • QAR2(C)
    • Vars
      • K(c);S_FLIGHT::QAR2(C)
      • P(d);N_GUARD::QAR1(C)


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).