Problem Display
PID: 189689 (2B2Q1B/8/8/3k4/2p5/2p2K2/8/8 w - - 0 1)

Bell, Fred

Chess Amateur (The), 1912

2B2Q1B/8/8/3k4/2p5/2p2K2/8/8

#2

4 + 3


5454 Near Snap 2019
6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Bd4!
      • threat
        • 2.Qc5#
      • 1...Kxd4
        • 2.Qd6#
      • 1...Kc6
        • 2.Qc5#

This anticipates 160087(1987)

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(D);
    • Threat
      • QAR1(C)
    • Vars
      • K(c);P-FLIGHT,XB(D)::QAR2(C)
      • K(c);S_FLIGHT::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).