MESON Chess Problem Database

Problem Display
PID: 191959 (1n6/rbQ3K1/1b2Rpp1/1p5p/rRq3kB/3Bp1P1/2p5/3N2Nn w - - 0 1)

Klausen, Viggo

3rd HM., DSK National Ty., 1937

1n6/rbQ3K1/1b2Rpp1/1p5p/rRq3kB/3Bp1P1/2p5/3N2Nn

#2

9 + 14

4035 Aarsskrift for DSK 1937

SOLUTION

  • SOUND
  • Sets
    • 1...Qd4
      • 2.Sxe3#
    • 1...Qf4
      • 2.Qxf4#
    • 1...Bd4
      • 2.Qf4#
    • 1...Ba5
      • 2.Sxe3#
    • 1...Bxc7
      • 2.Sxe3#
    • 1...Sxg3
      • 2.Qxg3#
    • 1...f5
      • 2.Rxg6#
  • Keys
    • 1.Rxf6!
      • threat
        • 2.Rxg6#
      • 1...Sxg3
        • 2.Qxg3#
      • 1...Qd4
        • 2.Sxe3#
      • 1...Qe4
        • 2.Be2#
      • 1...Bd4
        • 2.Qf4#
      • 1...Be4
        • 2.Rf4#
      • 1...g5
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 4
  • Sets
    • Q(e);S_CUTB(i)::S(A),XP(c)
    • Q(e);N_GUARD::QAR1(H),XQ(e)
    • B(i);N_SPINQ(e),S_CUTQ(e)::QAR1(H)
    • B(i);N_GUARD::S(A),XP(c)
    • B(i);N_GUARD,XQ(H)::S(A),XP(c)
    • S(a);OGATE,XP(D)::QAR1(H),XS(a)
    • P(j);OGATE::R(G),XP(k)
  • Actual
    • R(G);XP(j)
    • Threat
      • R(G),XP(k)
    • Vars
      • S(a);OGATE,XP(D)::QAR1(H),XS(a)
      • Q(e);P_PINR(G),S_CUTB(i)::S(A),XP(c)
      • Q(e);S_CUTB(m)::B(C)
      • B(i);N_SPINQ(e),P_PINR(G),S_CUTQ(e)::QAR1(H)
      • B(m);N_SPINQ(e),P_PINQ(H),S_CUTQ(e)::R1(G)
      • P(k);N_GUARD::B(C)
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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).