code: public Set<ExplainedQueryString> convertAttributeToExplainedAttribute(
        Attribute attribute, Map<String, String> collectExpandedQueryMap, Query<Entity> query) {
      EntityType attributeMetaData = dataService.getEntityType(ATTRIBUTE_META_DATA);
      String attributeID = attribute.getIdentifier();
      Explanation explanation =
          elasticSearchExplainService.explain(query, attributeMetaData, attributeID);
      return elasticSearchExplainService.findQueriesFromExplanation(
          collectExpandedQueryMap, explanation);
    }
docs: A helper function to explain each of the matched attributes returned by the explain-API
  
  @param attribute The attribute found
  @param collectExpandedQueryMap ?
  @param query the query used to find the attribute
  @return Set of explained query strings