code: private void countExampleQueryNodes(List<ExampleQuery> exampleQueries)
    {
  
      for (ExampleQuery eQ : exampleQueries)
      {
  
        QueryData query = getQueryDao().parseAQL(eQ.getExampleQuery(), null);
  
        int count = 0;
        for (List<QueryNode> qNodes : query.getAlternatives())
        {
          count += qNodes.size();
        }
  
        eQ.setNodes(count);
      }
    }
docs: Maps example queries to integer, which represents the amount of nodes of
  the aql query.