MESON Chess Problem Database

Problem Display
PID: 189883 (1K6/1N6/3NpP2/2pk4/8/B7/4P3/Q7 w - - 0 1)

von Sponer, Gyorgy Janos Andor

Pesti Naplo, 1912

1K6/1N6/3NpP2/2pk4/8/B7/4P3/Q7

#2

7 + 3

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Tries
    • 1.Sa5?
      • 1...Kxd6
        • 2.Qd4#
      • 1...c4
        • 2.e4#
      • 1...e5!
  • Keys
    • 1.Sd8!
      • 1...Kxd6
        • 2.Qd4#
      • 1...c4
        • 2.e4#
      • 1...e5
        • 2.Qd1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • K(b);P-FLIGHT,P_SPINP(a),XS(D)::QAR2(A)
        • P(a);::P(B)
      • Refutation
        • P(c);
  • Actual
    • S(F);
    • Vars
      • K(b);P-FLIGHT,P_SPINP(a),XS(D)::QAR2(A)
      • P(a);::P(B)
      • P(c);SBLOCK::QAR(A)
HTML5 logo

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).