code: public List<Date> parse(String language)
     {
        language = words2numbers(language);
  
        List<Date> result = new ArrayList<Date>();
        List<com.joestelmach.natty.DateGroup> groups = parser.parse(language);
        for (com.joestelmach.natty.DateGroup group : groups) {
           result.addAll(group.getDates());
        }
        return result;
     }
docs: Parse the given language and return a {@link List} with all discovered {@link Date} instances.