Matches in Ruben’s data for { <https://data.verborgh.org/people/dimitris_kontokostas?object=https%3A%2F%2Fruben.verborgh.org%2Fpublications%2Fdemeester_iswc_demo_2017%2F%23publication> ?p ?o }
Ruben’s data contains no triples that match this pattern.