@Before
 public void setUp() {
   Bootstrap.initDatabase();
   try {
     FenixFramework.getTransactionManager().begin(false);
   } catch (WriteOnReadError | NotSupportedException | SystemException e1) {
     e1.printStackTrace();
   }
   LdoD ldod = LdoD.getInstance();
   fragInter = (new ArrayList<>(ldod.getFragment("Fr001").getFragmentInterSet())).get(0);
   properties = new ArrayList<Property>();
   inters = new ArrayList<>(ldod.getFragment("Fr001").getFragmentInterSet());
   properties.add(new EditionProperty());
   properties.add(new ManuscriptProperty());
   properties.add(new TypescriptProperty());
   properties.add(new PrintedProperty());
   properties.add(new HeteronymProperty());
   properties.add(new DateProperty());
   properties.add(new TextProperty());
   treshold = .8;
   recomender = new VSMFragInterRecommender();
   time = System.currentTimeMillis();
 }