docs: private void addSequences(Iterable<Sequence> sequences) {
  		Transaction tx = null;
  		try {
  			tx = neo4jDb.beginTx();
  			for ( Sequence sequence : sequences ) {
  				addSequence( sequence );
  			}
  			tx.success();
  		}
  		finally {
  			tx.close();
  		}
  	}