MESON Chess Problem Database

Problem Display
PID: 273495 (1b6/pB2R2K/r5p1/R1n1nkP1/7P/1pNP3P/7B/5r1b w - - 0 1)

Kassman, Halvar

Prize, Schackvarlden, 1932

1b6/pB2R2K/r5p1/R1n1nkP1/7P/1pNP3P/7B/5r1b

#2

10 + 10

15601 Albrecht-Leiss-Degener Collection 2023

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Rxe5#
    • 1...Se6
      • 2.Rf7#
    • 1...Sf3
      • 2.Be4#
    • 1...Sc6
      • 2.Bc8#
  • Keys
    • 1.Se2!
      • threat
        • 2.Sd4#
      • 1...Rf4
        • 2.Sg3#
      • 1...Rd6
        • 2.Rxe5#
      • 1...Se6
        • 2.Rf7#
      • 1...Sf3
        • 2.Be4#
      • 1...Sc6
        • 2.Bc8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • R(g);S_CUTB(j)::R1(I),XS(e)
    • S(d);P_SPINS(e),SBLOCK,S_CUTR(g)::R(I)
    • S(e);P_SPINS(d),S_CUTB(b)::B(H)
    • S(e);N_GUARD,P_SPINS(d),S_CUTR(g)::B(H)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • R(a);SBLOCK::S(B)
      • R(g);S_CUTB(j)::R1(I),XS(e)
      • S(d);P_SPINS(e),SBLOCK,S_CUTR(g)::R(I)
      • S(e);P_SPINS(d),S_CUTB(b)::B(H)
      • S(e);N_GUARD,P_SPINS(d),S_CUTR(g)::B(H)
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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).