Problem Display
PID: 256863 (5K2/3B4/pP6/p2k4/P2p1B2/8/1PP2P2/3Q4 w - - 0 1)

Ferber, Eugene

Wiener Schachzeitung, 1903

(First published on Thu Jan 1 1903)

5K2/3B4/pP6/p2k4/P2p1B2/8/1PP2P2/3Q4

#2

9 + 4


15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Bd6!
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qh1#
      • 1...Kxd6
        • 2.Qxd4#
      • 1...d3
        • 2.Qxd3#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(F);
    • Vars
      • K(c);N_GUARD,N_SPINP(a),S_FLIGHT::B(H)
      • K(c);N_GUARD,N_SPINP(a),S_FLIGHT::QAB(A)
      • K(c);N_GUARD,P-FLIGHT,XB(F)::QAR2(A),XP(a)
      • P(a);OGATEB::QAR2(A),XP(a)


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).