MESON Chess Problem Database

Problem Display
PID: 4885 (1K3B2/Qp6/6p1/3Pk3/2P1BR1P/8/2prn1nN/2Nb4 w - - 0 1)

Blake, Percy Francis

The Chess Review, 1893

1K3B2/Qp6/6p1/3Pk3/2P1BR1P/8/2prn1nN/2Nb4

#2

10 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Sxd3#
  • Keys
    • 1.Bd3!
      • 1...Kxf4
        • 2.Bd6#
      • 1...Rxd3
        • 2.Sxd3#
      • 1...Sxc1
        • 2.Qd4#
      • 1...Sexf4
        • 2.Qa1#
      • 1...Sgxf4
        • 2.Sg4#
      • 1...Sxh4
        • 2.Qe3#
      • 1...Sg1
        • 2.Qd4#
      • 1...Sc3
        • 2.Qd4#
      • 1...Sg3
        • 2.Qd4#
      • 1...Sd4
        • 2.Qxd4#
      • 1...Se1
        • 2.Qe3#
      • 1...Se3
        • 2.Qxe3#
      • 1...g5
        • 2.Rf5#
      • 1...b5
        • 2.Qc7#
      • 1...b6
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 0
  • Sets
    • R(c);N_GUARD::S(A),XR(c)
  • Actual
    • B(D);
    • Vars
      • K(f);S_FLIGHT,XR(E)::B(J)
      • R(c);XB(D)::S(A),XR(c)
      • S(d);N_GUARD,XS(A)::QAB1(H)
      • S(d);N_GUARD,SBLOCK,XR(E)::QAB(H)
      • S(e);SBLOCK,XR(E)::S(B)
      • S(e);N_GUARD,XP(F)::QAR2(H)
      • S(d);N_GUARD::QAB1(H)
      • S(d);N_GUARD::QAB1(H),XS(d)
      • S(e);N_GUARD::QAR2(H)
      • S(e);N_GUARD::QAR2(H),XS(e)
      • P(g);N_GUARD::R1(E)
      • P(h);OGATE::QAB(H)
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).