MESON Chess Problem Database

Problem Display
PID: 63684 (4R3/n2NN2K/8/3B1R2/3k1rp1/1P1q1pP1/1P3P2/2nQ4 w - - 0 1)

Bonavia-Hunt, Rev Noel Aubrey

Chess, 1946

4R3/n2NN2K/8/3B1R2/3k1rp1/1P1q1pP1/1P3P2/2nQ4

#2

11 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Sb5
      • 2.Sc6#
    • 1...Sc6
      • 2.Sxc6#
    • 1...Sc8
      • 2.Sc6#
  • Keys
    • 1.Bc4!
      • 1...Ke4
        • 2.Rxf4#
      • 1...Qxd1
        • 2.Rxf4#
      • 1...Rxf5
        • 2.Sxf5#
      • 1...Sxb3
        • 2.Qxd3#
      • 1...Qd2
        • 2.Rxf4#
      • 1...Re4
        • 2.Rd5#
      • 1...Sa2
        • 2.Qxd3#
      • 1...Se2
        • 2.Qxd3#
      • 1...Sb5
        • 2.Sc6#
      • 1...Sc6
        • 2.Sxc6#
      • 1...Sc8
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(g);N_GUARD::S(I)
    • S(g);N_GUARD::S(I),XS(g)
  • Actual
    • B(F);
    • Vars
      • K(d);N_PINR(G),N_SPINQ(b),P-FLIGHT::R1(G),XR(e)
      • Q(b);N_PINR(G),N_SPINQ(b),XQ(A)::R(G),XR(e)
      • R(e);XR(G)::S(I),XR(e)
      • S(a);N_GUARD,XP(D)::QAR1(A),XQ(b)
      • Q(b);N_PINR(G)::R(G),XR(e)
      • R(e);N_PINR(G),SBLOCK::R1(G)
      • S(a);N_GUARD::QAR1(A),XQ(b)
      • S(g);N_GUARD::S(I)
      • S(g);N_GUARD::S(I),XS(g)
HTML5 logo

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).