private void verifyWikipediaPageInternalLinkWikipediaPageRelationship( OntologyRepository ontologyRepository) { Relationship wikipediaPageInternalLinkWikipediaPageRelationship = ontologyRepository.getRelationshipByIRI( WikipediaConstants.WIKIPEDIA_PAGE_INTERNAL_LINK_WIKIPEDIA_PAGE_CONCEPT_URI); if (wikipediaPageInternalLinkWikipediaPageRelationship == null) { throw new RuntimeException( WikipediaConstants.WIKIPEDIA_PAGE_INTERNAL_LINK_WIKIPEDIA_PAGE_CONCEPT_URI + " relationship not found"); } }