MESON Chess Problem Database

Problem Display
PID: 60000 (b1R1R3/3p3K/3k1pN1/r1p5/r4NB1/qn6/7B/8 w - - 0 1)

Levman, Semyon Semyonovich

Comm., Brisbane Courier, 1926

b1R1R3/3p3K/3k1pN1/r1p5/r4NB1/qn6/7B/8

#2

7 + 9

SOLUTION

  • SOUND
  • Keys
    • 1.Se7!
      • threat
        • 2.Sf5#
      • 1...Be4+
        • 2.Sfg6#
      • 1...Ke5
        • 2.Sf5#
      • 1...Rxf4
        • 2.Bxf4#
      • 1...Sd4
        • 2.Sd3#
      • 1...c4
        • 2.Sfd5#
      • 1...f5
        • 2.Sxf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • B(i);CHECK,S_CUTR(c)::B(A)+S(B)
      • K(f);S_FLIGHT::R(G)+S(D)
      • R(c);OGATE,P_SPINR(c),XS(B)::B(A),XR(c)
      • S(b);S_CUTR(c)::B(A)+S(B)
      • P(e);S_CUTR(c)::B(A)+S(B)
      • P(g);::S(D),XP(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).