MESON Chess Problem Database

Problem Display
PID: 49941 (8/b2NKb1B/2pPp1r1/1r1kpN1R/Rn6/1P6/4PQ2/8 w - - 0 1)

Szwedowski, Leopold Mieczyslaw

2nd HM., Themes-64, 1966

8/b2NKb1B/2pPp1r1/1r1kpN1R/Rn6/1P6/4PQ2/8

#2

10 + 9

3335 Cyclone 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qf3#
    • 1...Rg1
      • 2.Sf6#
    • 1...Rg2
      • 2.Sf6#
    • 1...Rg3
      • 2.Sf6#
    • 1...Rg4
      • 2.Sf6#
    • 1...Rg5
      • 2.Sf6#
    • 1...Rf6
      • 2.Sxf6#
    • 1...Rg7
      • 2.Sf6#
    • 1...Rg8
      • 2.Sf6#
    • 1...Sa2
      • 2.e4#
    • 1...Sc2
      • 2.e4#
    • 1...Sd3
      • 2.e4#
    • 1...Sa6
      • 2.e4#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Rxe5#
      • 1...Ke4
        • 2.Sf6#
      • 1...Bxd4
        • 2.Qf3#
      • 1...Rg5
        • 2.e4#
      • 1...Sd3
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 3
    • ADDED MATES = 1
    • REMOVED MATES = 10
  • Sets
    • K(c);P_SPINS(a),S_FLIGHT::QAB1(B)
    • R(g);N_GUARD::S(H)
    • R(g);N_GUARD::S(H),XR(g)
    • S(a);::P(A)
  • Actual
    • S(E);P_PINP(d)
    • Threat
      • R1(F),XP(d)
    • Vars
      • K(c);N_SPINP(d),P_SPINR(g),S_FLIGHT::S(H)
      • B(h);SBLOCK,XS(E)::QAB(B)
      • R(g);N_SPINP(d)::P(A)
      • S(a);::QAB(B)
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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).