Problem Display
PID: 227636 (8/4pp2/4k3/8/2KQB3/8/8/8 w - - 0 1)

Gies, Wilhelm

Frankische Arbeiter Schachzeitung, 1926

8/4pp2/4k3/8/2KQB3/8/8/8

#2

3 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...f6
      • 2.Qd5#
  • Tries
    • 1.Kb3?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Kc3?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Kd3?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Kb4?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Kb5?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Kc5?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Bb1?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Bc2?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
    • 1.Bd3?
      • 1...f6
        • 2.Qd5#
      • 1...f5!
  • Keys
    • 1.Bh7!
      • 1...f5
        • 2.Bg8#
      • 1...f6
        • 2.Qd5#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(c);SBLOCK::QAB1(B)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
    • Try
      • B(C);
      • Vars
        • P(c);SBLOCK::QAB1(B)
      • Refutation
        • P(c);
  • Actual
    • B(C);
    • Vars
      • P(c);OGATEB,SBLOCK::B(C)
      • P(c);SBLOCK::QAB1(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).