MESON Chess Problem Database

Problem Display
PID: 9682 (8/8/8/3K4/8/5nP1/5Q1b/5N1k w - - 0 1)

Cumpe, Josef

Bohemia, 1908

8/8/8/3K4/8/5nP1/5Q1b/5N1k

#2

4 + 3

16 Chess Amateur (The) 1910
2638 White to Play 1913
5501 Chess Cameos 1936
3295 Einfuhrung in die Welt des Schachproblem 1984

SOLUTION

  • SOUND
  • Sets
    • 1...Bg1
      • 2.Qxf3#
    • 1...Bxg3
      • 2.Sxg3#
    • 1...Se1
      • 2.Qxh2#
    • 1...Sg1
      • 2.Qxh2#
    • 1...Sd2
      • 2.Qxh2#
    • 1...Sd4
      • 2.Qxh2#
    • 1...Sh4
      • 2.Qxh2#
    • 1...Se5
      • 2.Qxh2#
    • 1...Sg5
      • 2.Qxh2#
  • Tries
    • 1.Kc5?
      • 1...Bxg3
        • 2.Sxg3#
      • 1...Se1
        • 2.Qxh2#
      • 1...Sg1
        • 2.Qxh2#
      • 1...Sd2
        • 2.Qxh2#
      • 1...Sd4
        • 2.Qxh2#
      • 1...Sh4
        • 2.Qxh2#
      • 1...Se5
        • 2.Qxh2#
      • 1...Sg5
        • 2.Qxh2#
      • 1...Bg1!
  • Keys
    • 1.Kd6!
      • 1...Bxg3+
        • 2.Sxg3#
      • 1...Bg1
        • 2.Qxf3#
      • 1...Se1
        • 2.Qxh2#
      • 1...Sg1
        • 2.Qxh2#
      • 1...Sd2
        • 2.Qxh2#
      • 1...Sd4
        • 2.Qxh2#
      • 1...Sh4
        • 2.Qxh2#
      • 1...Se5
        • 2.Qxh2#
      • 1...Sg5
        • 2.Qxh2#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::QAB(B),XS(c)
    • B(b);XP(C)::S(A),XB(b)
    • S(c);N_GUARD::QAR1(B),XB(b)
  • Tries
    • Try
      • K(D);P-FLIGHT
      • Vars
        • B(b);XP(C)::S(A),XB(b)
        • S(c);N_GUARD::QAR1(B),XB(b)
      • Refutation
        • B(b);P_PINQ(B)
  • Actual
    • K(D);P-FLIGHT,P_SPINP(C)
    • Vars
      • B(b);CHECK,XP(C)::S(A),XB(b)
      • B(b);N_PINP(C),SBLOCK::QAB(B),XS(c)
      • S(c);N_GUARD::QAR1(B),XB(b)
      • S(c);N_GUARD,N_PINP(C)::QAR1(B),XB(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).