MESON Chess Problem Database

Problem Display
PID: 196849 (6Q1/3rr3/1N3p2/1pk1P3/8/PP1pP3/3K2B1/8 w - - 0 1)

Muller, Ede

Mitteilungsblatt des Deutschen Arbeiter-Schachbundes, 1919

6Q1/3rr3/1N3p2/1pk1P3/8/PP1pP3/3K2B1/8

#2

8 + 6

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Re6
      • 2.Sxd7#
    • 1...Re8
      • 2.Sxd7#
  • Keys
    • 1.Qe6!
      • threat
        • 2.Qc6#
        • 2.b4#
      • 1...Rxe6
        • 2.Sxd7#
      • 1...Rd6
        • 2.Qxd6#
      • 1...b4
        • 2.Qc6#
      • 1...Rd4
        • 2.Qc6#
      • 1...Rd5
        • 2.b4#
      • 1...Rc7
        • 2.Qd6#
        • 2.b4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • R(f);N_GUARD::S(G),XR(e)
  • Actual
    • Q(H);
    • Threat
      • DUALS(2)
    • Vars
      • R(f);N_GUARD,XQ(H)::S(G),XR(e)
      • R(e);N_GUARD::QAB1(H),XR(e)
      • P(b);::QAR1(H)
      • R(e);::QAR1(H)
      • R(e);::P(D)
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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).