public FreebaseUrl(String url){
		super(url);
		Properties props = new Properties();
		InputStream inputStream = getClass().getClassLoader().getResourceAsStream("secrets.properties");
		try{
			props.load(inputStream);
			key = props.getProperty("omnom.freebase.apikey");
		}
		catch(IOException ex){
			ex.printStackTrace();
		}
	}