anchor.diff:                  match en.MoveNext() with
                   | true ->             
                       match en.Current with
  -                    | "[Term]"    -> yield (parseSingleOboTerm en "" "" "" "" "" [] [] [] "" "" "" "" "" "" "" "" "" [] [] [] [] "")
  +                    | "[Term]"    -> yield (parseSingleOboTerm en "" "" "" "" "" [] [] [] "" "" "" "" "" "" "" "" [] [] [] [] [] "")
                                        yield! loop en 
                       | _ -> yield! loop en
                   | false -> ()
  
positive.code:                                      xrefAnalog comment isObsolete replaced_by split.[1] altId disjointFrom subset intersectionOf xref propertyValue
          
              | "alt_id"          -> parseSingleOboTerm en  id name name_space definition relationship related_synonym isA synonym exactSynonym broadSynonym narrowSynonym
                                       xrefAnalog comment isObsolete replaced_by consider split.[1] disjointFrom subset intersectionOf xref propertyValue
          
              | "disjoint_from"   -> parseSingleOboTerm en  id name name_space definition relationship related_synonym isA synonym exactSynonym broadSynonym narrowSynonym
                                       xrefAnalog comment isObsolete replaced_by consider altId (split.[1]::disjointFrom) subset intersectionOf xref propertyValue
  
negative.code:                                      xrefAnalog split.[1] isObsolete replaced_by consider altId disjointFrom subset intersectionOf xref propertyValue
          
              | "is_obsolete"     -> parseSingleOboTerm en  id name name_space definition relationship related_synonym isA synonym exactSynonym broadSynonym narrowSynonym
                                       xrefAnalog comment split.[1] replaced_by consider altId disjointFrom subset intersectionOf xref propertyValue
                                           
              | "replaced_by"     -> parseSingleOboTerm en  id name name_space definition relationship related_synonym isA synonym exactSynonym broadSynonym narrowSynonym
                                       xrefAnalog comment isObsolete split.[1] consider altId disjointFrom subset intersectionOf xref propertyValue
  