anchor.diff:  * Linked Data Rule
   +
   The endpoints are preferred to be satisfied with the four rules of
  -linked data.
  +linked data<<2>>.
   +
   .We check four criteria:
   1.  Use URIs as names for things
  
positive.code:     \end{array}
      \right.]
  =====================================================================
  
negative.code: * Metadata Score
  +
  Metadata Score represents how much the endpoint contains metadata
  defined in <<3>>.
  +
  First we retrieve a list of graphs in the endpoint using a query
  described in Listing <<query_for_a_list_of_graphs>>.
  