MESON Chess Problem Database

Problem Display
PID: 72555 (5K1Q/8/1p1P4/1ppk1P2/4Npn1/3pqB2/3N1p2/B7 w - - 0 1)

Stocchi, Ottavio

Tijdschrift vd NSB, 1931

5K1Q/8/1p1P4/1ppk1P2/4Npn1/3pqB2/3N1p2/B7

#2

8 + 9

SOLUTION

  • SOUND
  • Keys
    • 1.Ke7!
      • threat
        • 2.Qa8#
      • 1...Qxe4+
        • 2.Bxe4#
      • 1...Kc6
        • 2.Qa8#
      • 1...Qxd2
        • 2.Sxd2#
      • 1...Qd4
        • 2.Sc3#
      • 1...Se5
        • 2.Sf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • K(G);P_SPINS(D),S_FLIGHT
    • Threat
      • QAB(H)
    • Vars
      • Q(c);CHECK,OGATE,P_SPINQ(c),XS(D)::B(C),XQ(c)
      • K(h);S_FLIGHT::QAB(H)
      • Q(c);N_PINS(D),XS(B)::B(C)+S(D),XQ(c)
      • Q(c);N_PINS(D)::B(C)+S(D),DCHECK
      • S(e);N_PINS(D)::B(C)+S(D),DCHECK
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).