public void visitLNs(Visitor<LinkNeighborhood> visitor) {
        authID.visitTuples((Tuple<String> tuple) -> {
            String strln = tuple.getValue();
            try {
                visitor.visit(parseString(strln));
            } catch (MalformedURLException e) {
                logger.warn("Failed to parse URL: " + strln);
            }
        });
    }
DEPRECATED: may cause OutOfMemoryError on large crawls.
ache/src/main/java/achecrawler/link/BipartiteGraphRepository.java