Problem Display
PID: 17141 (8/1p1R4/8/8/8/8/K3R3/2k4n w - - 0 1)

Shinkman, William Anthony

Source?, 0000

8/1p1R4/8/8/8/8/K3R3/2k4n

#2

3 + 3


4331 Schachminiaturen II 1903
16 Chess Amateur (The) 1908

SOLUTION


  • SOUND
  • Tries
    • 1.Kb3?
      • threat
        • 2.Re1#
      • 1...Kb1
        • 2.Re1#
        • 2.Rd1#
      • 1...Sf2!
    • 1.Re4?
      • threat
        • 2.Rc4#
      • 1...Kc2
        • 2.Rc4#
      • 1...b5!
    • 1.Re5?
      • threat
        • 2.Rc5#
      • 1...Kc2
        • 2.Rc5#
      • 1...b6!
  • Keys
    • 1.Re8!
      • threat
        • 2.Rc8#
      • 1...Kc2
        • 2.Rc8#

There are these versions: 2907

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Threat
        • R(B)
      • Refutation
        • S(b);
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(c);
    • Try
      • R(B);
      • Threat
        • R(B)
      • Vars
        • K(a);P-FLIGHT::R(B)
      • Refutation
        • P(c);
  • Actual
    • R(B);
    • Threat
      • R(B)
    • Vars
      • K(a);P-FLIGHT::R(B)


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).