MESON Chess Problem Database

Problem Display
PID: 226918 (1K2b1N1/5p1Q/3ppP1B/3PP2k/6nq/8/2B1R2R/8 w - - 0 1)

Feigl, Maximilian

Tidskrift for Schack, 1910

1K2b1N1/5p1Q/3ppP1B/3PP2k/6nq/8/2B1R2R/8

#2

10 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Qh3
      • 2.Rxh3#
    • 1...Ba4
      • 2.Qxf7#
    • 1...Bb5
      • 2.Qxf7#
    • 1...Bc6
      • 2.Qxf7#
    • 1...Bd7
      • 2.Qxf7#
    • 1...Sxf6
      • 2.Sxf6#
    • 1...exd5
      • 2.Qf5#
  • Keys
    • 1.Bd1!
      • 1...Qxh2
        • 2.Rxh2#
      • 1...Sxh2
        • 2.Rxh2#
      • 1...Sxe5
        • 2.Rxe5#
      • 1...Sxf6
        • 2.Sxf6#
      • 1...Sxh6
        • 2.Reg2#
      • 1...dxe5
        • 2.Rxe5#
      • 1...exd5
        • 2.Qf5#
      • 1...Qh3
        • 2.Rxh3#
      • 1...Sf2
        • 2.Rexf2#
      • 1...Se3
        • 2.Rxe3#
      • 1...Ba4
        • 2.Qxf7#
      • 1...Bb5
        • 2.Qxf7#
      • 1...Bc6
        • 2.Qxf7#
      • 1...Bd7
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • Q(b);OGATEB::R(C),XQ(b)
    • B(g);N_GUARD::QAB(H),XP(f)
    • S(a);XP(F)::S(J),XS(a)
    • P(e);N_GUARD,XP(D)::QAR2(H)
  • Actual
    • B(A);
    • Vars
      • Q(b);N_SPINQ(b),OGATE,XR(C)::R(B),XQ(b)
      • S(a);N_SPINQ(b),OGATE,XR(C)::B(A)+R(B),XS(a)
      • S(a);OGATE,XP(E)::B(A)+R(B),DCHECK,XS(a)
      • S(a);XP(F)::S(J),XS(a)
      • S(a);OGATEB,P_SPINS(a),XB(G)::B(A)+R(B)
      • P(d);OGATE,XP(E)::R(B),XP(d)
      • P(e);N_GUARD,XP(D)::QAR2(H)
      • Q(b);OGATEB::R(C),XQ(b)
      • S(a);OGATEB::B(A)+R(B),XS(a)
      • B(g);N_GUARD::QAB(H),XP(f)
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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).