MESON Chess Problem Database

Problem Display
PID: 45499 (2Q2B2/6K1/3NP1B1/b1RpkN2/p7/1n2pnP1/q7/3r1r1b w - - 0 1)

Monteiro da Silveira, Jose Luis

Recomm., BCF 051. Ty., 1945-1946

2Q2B2/6K1/3NP1B1/b1RpkN2/p7/1n2pnP1/q7/3r1r1b

#2

9 + 11

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4?
      • threat
        • 2.Sc6#
      • 1...Rxd4
        • 2.Sf7#
      • 1...Sbxd4
        • 2.Sf7#
      • 1...Sfxd4
        • 2.Sc4#
      • 1...Kxd4!
    • 1.Qd8?
      • threat
        • 2.Qf6#
      • 1...Kxe6
        • 2.Qe7#
        • 2.Qe8#
      • 1...Bxd8!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sc6#
      • 1...Kd4
        • 2.Rxd5#
      • 1...Kxd6
        • 2.Sc6#
      • 1...Sbd4
        • 2.Sf7#
      • 1...Sfd4
        • 2.Sc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Threat
        • S(C)
      • Vars
        • R(a);SBLOCK,XS(C)::S(D)
        • S(e);SBLOCK,XS(C)::S(D)
        • S(g);SBLOCK,XS(C)::S(D)
      • Refutation
        • K(k);N_SPINP(j),S_FLIGHT,XS(C)
    • Try
      • Q(H);
      • Threat
        • QAB1(H)
      • Refutation
        • B(i);XQ(H)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • K(k);N_SPINP(j),S_FLIGHT::R1(B),XP(j)
      • K(k);N_SPINP(j),S_FLIGHT,XS(D)::B(I)+S(C)
      • S(e);SBLOCK::S(D)
      • S(g);SBLOCK::S(D)
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).