MESON Chess Problem Database

Problem Display
PID: 129813 (8/4BB2/8/1n2k1b1/r3N1P1/1p4P1/3N2Q1/1b5K w - - 0 1)

Maier, Josef

Suddeutsche Schachblatter, 1908

8/4BB2/8/1n2k1b1/r3N1P1/1p4P1/3N2Q1/1b5K

#2

8 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe4
      • 2.Sf3#
    • 1...Bxd2
      • 2.Bf6#
    • 1...Be3
      • 2.Bf6#
    • 1...Bf4
      • 2.Bf6#
    • 1...Bf6
      • 2.Bxf6#
    • 1...Bh6
      • 2.Bf6#
    • 1...Sd4
      • 2.Bd6#
  • Keys
    • 1.Qe2!
      • threat
        • 2.Sf3#
      • 1...Kd4
        • 2.Sf3#
      • 1...Bxd2
        • 2.Bf6#
      • 1...Be3
        • 2.Bf6#
      • 1...Sd4
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 4
  • Sets
    • R(c);SBLOCK,XS(E)::S(B)
    • B(f);N_GUARD,XS(B)::B(G)
    • B(f);N_GUARD::B(G)
    • B(f);N_GUARD::B(G),XB(f)
    • S(d);N_GUARD,SBLOCK::B(G)
  • Actual
    • Q(C);
    • Threat
      • S(B)
    • Vars
      • K(e);S_FLIGHT::S(B)
      • B(f);N_GUARD,XS(B)::B(G)
      • B(f);N_GUARD::B(G)
      • S(d);N_GUARD,SBLOCK::B(G)
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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).