MESON Chess Problem Database

Problem Display
PID: 160287 (8/2NB1K2/3p1P2/R3p1p1/1Pp1k3/4P1P1/3bP1b1/6Q1 w - - 0 1)

Simadhinata, Januarta (Siem Giok Liam)

British Chess Magazine, 2006

8/2NB1K2/3p1P2/R3p1p1/1Pp1k3/4P1P1/3bP1b1/6Q1

#2

10 + 7

SOLUTION

  • SOUND
  • Tries
    • 1.Sb5?
      • threat
        • 2.Sxd6#
      • 1...Kd5
        • 2.Sc3#
      • 1...Bxe3
        • 2.Qxg2#
      • 1...d5
        • 2.Sd6#
      • 1...Bxb4!
    • 1.Sd5?
      • threat
        • 2.Qb1#
        • 2.Qxg2#
      • 1...Bxe3
        • 2.Qxe3#
      • 1...Bc1
        • 2.Sc3#
        • 2.Qxg2#
      • 1...Be1
        • 2.Qxg2#
      • 1...Bh1
        • 2.Qb1#
        • 2.Qxh1#
      • 1...Bf3
        • 2.Qb1#
      • 1...Bh3
        • 2.Qb1#
      • 1...c3
        • 2.Qxg2#
      • 1...Bf1!
    • 1.Qf2?
      • threat
        • 2.Bf5#
      • 1...Bf3
        • 2.Qxf3#
      • 1...Bh3
        • 2.Qf3#
      • 1...Bxe3!
  • Keys
    • 1.Se6!
      • threat
        • 2.Sxg5#
      • 1...Kf5
        • 2.Sc5#
      • 1...Bxe3
        • 2.Qb1#
      • 1...g4
        • 2.Sg5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Threat
        • S(H),XP(g)
      • Vars
        • K(d);S_FLIGHT::R(F)+S(H),DCHECK
        • B(a);SBLOCK,XP(C)::QAB(A),XB(b)
        • P(g);::S(H)
      • Refutation
        • B(a);XP(E)
    • Try
      • S(H);
      • Threat
        • DUALS(2)
      • Vars
        • B(a);OGATE,XP(C)::QAR1(A),XB(a)
        • B(a);::QAB(A),XB(b)
        • B(b);::QAB(A)
        • P(c);::QAB(A),XB(b)
      • Refutation
        • B(b);
    • Try
      • Q(A);
      • Threat
        • B(I)
      • Vars
        • B(b);N_GUARD::QAB1(A),XB(b)
        • B(b);N_GUARD::QAB1(A)
      • Refutation
        • B(a);XP(C)
  • Actual
    • S(H);
    • Threat
      • S(H),XP(f)
    • Vars
      • K(d);P_SPINP(e),S_FLIGHT::B(I)+S(H)
      • B(a);SBLOCK,XP(C)::QAB(A)
      • P(f);::S(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).