code: public HashMultimap<WordNetRelation, Sense> getRelatedSenses(@NonNull Sense sense) {
          HashMultimap<WordNetRelation, Sense> map = HashMultimap.create();
          for (Map.Entry<Sense, WordNetRelation> entry : db
                                                             .getRelations(sense)
                                                             .entrySet()) {
              map.put(entry.getValue(), entry.getKey());
          }
          return map;
      }
docs: Gets the lexical relations associated with the given sense.
  
  @param sense The WordNet sense
  @return A set of senses representing the sense with to the given sense