MESON Chess Problem Database

Problem Display
PID: 76930 (5b2/4p1p1/2N1R1P1/p2B4/P1R5/Kp1k1p2/nP1p1P2/3b1n2 w - - 0 1)

Veders, Visvaldis M

6th Prize, Latvian Championship, 1950

5b2/4p1p1/2N1R1P1/p2B4/P1R5/Kp1k1p2/nP1p1P2/3b1n2

#2

9 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Bc2
      • 2.Rd4#
    • 1...Be2
      • 2.Se5#
    • 1...Sh2
      • 2.Re3#
    • 1...Se3
      • 2.Rxe3#
    • 1...Sg3
      • 2.Re3#
    • 1...Sc1
      • 2.Rc3#
    • 1...Sc3
      • 2.Rxc3#
    • 1...Sb4
      • 2.Rc3#
  • Keys
    • 1.Rc5!
      • 1...Se3
        • 2.Rxe3#
      • 1...Sc3
        • 2.Rxc3#
      • 1...Bc2
        • 2.Bc4#
      • 1...Be2
        • 2.Be4#
      • 1...Sh2
        • 2.Re3#
      • 1...Sg3
        • 2.Re3#
      • 1...Sc1
        • 2.Rc3#
      • 1...Sb4
        • 2.Rc3#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK::R1(E)
    • B(a);SBLOCK::S(G)
    • S(b);N_GUARD::R1(H)
    • S(b);N_GUARD::R1(H),XS(b)
    • S(c);N_GUARD::R1(E)
    • S(c);N_GUARD::R1(E),XS(c)
  • Actual
    • R(E);
    • Vars
      • S(b);N_GUARD::R1(H),XS(b)
      • S(c);N_GUARD::R1(E),XS(c)
      • B(a);SBLOCK::B(F)
      • S(b);N_GUARD::R1(H)
      • S(c);N_GUARD::R1(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).