Problem Display
PID: 30855 (2Q5/2pp1p1n/2pk1P1p/6br/2B2P1p/4N2P/1BR5/3KR3 w - - 0 1)

Winter-Wood, Carslake

Winter-Wood, Edward John

Land and Water, 0000

2Q5/2pp1p1n/2pk1P1p/6br/2B2P1p/4N2P/1BR5/3KR3

#2

10 + 10


3392 Chess Souvenirs 1886
15351 SCPF/BCPS Black Books 2016

SOLUTION


  • SOUND
  • Sets
    • 1...Sxf6
      • 2.Qf8#
    • 1...Sf8
      • 2.Qxf8#
  • Keys
    • 1.Be6!
      • threat
        • 2.Sf5#
        • 2.Qxd7#
      • 1...Kxe6
        • 2.Rxc6#
      • 1...Bxf4
        • 2.Qxd7#
      • 1...Bxf6
        • 2.Qxd7#
      • 1...Sxf6
        • 2.Sf5#
      • 1...dxe6
        • 2.Be5#
        • 2.Qd8#
      • 1...fxe6
        • 2.Be5#
      • 1...c5
        • 2.Qxd7#
      • 1...Sf8
        • 2.Sf5#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • S(j);N_GUARD,XP(I)::QAB(J)
    • S(j);N_GUARD::QAB(J),XS(j)
  • Actual
    • B(G);
    • Threat
      • DUALS(2)
    • Vars
      • K(e);P-FLIGHT,P_SPINP(h),XB(G)::R(D),XP(d)
      • B(b);XP(H)::QAR1(J),XP(h)
      • B(b);XP(I)::QAR1(J),XP(h)
      • S(j);XP(I)::S(E)
      • P(i);SBLOCK,XB(G)::B(C)
      • P(d);::QAR1(J),XP(h)
      • S(j);::S(E)


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).