MESON Chess Problem Database

Problem Display
PID: 223392 (8/8/1K2Bp2/2P1p3/3pk3/4P3/4Q3/8 w - - 0 1)

Nemo, Ottmar (Weiss, Ottmar)

Wiener Hausfrauen-Zeitung, 1886

8/8/1K2Bp2/2P1p3/3pk3/4P3/4Q3/8

#2

5 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Bd5+?
      • 1...Kf5
        • 2.Qh5#
      • 1...Kxd5!
    • 1.Bf5+?
      • 1...Kd5
        • 2.Qa2#
        • 2.e4#
      • 1...Kxf5!
  • Keys
    • 1.Bg4!
      • 1...Kd5
        • 2.e4#
      • 1...dxe3
        • 2.Qc4#
      • 1...d3
        • 2.Qf3#
      • 1...f5
        • 2.Bf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(E);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(A)
      • Refutation
        • K(b);S_FLIGHT,XB(E)
    • Try
      • B(E);CHECK
      • Refutation
        • K(b);S_FLIGHT,XB(E)
  • Actual
    • B(E);
    • Vars
      • K(b);OGATE,S_FLIGHT::P(B)
      • P(a);OGATEB,P_SPINP(a),SBLOCK,XP(B)::QAR2(A)
      • P(a);SBLOCK::QAB1(A)
      • P(d);SBLOCK::B(E)
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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).