What is the {book} for {illustrator} of {Beatrix Potter}
Which is the book outlined by Beatrix Potter?
Which is the book illustrated by Beatrix Potter?
SELECT DISTINCT ?i WHERE { ?i rdf:type ontology:book . ?i property:illustrator resource:Beatrix_Potter }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P110> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q214565> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q571> } 
 select distinct ?sbj where { ?sbj wdt:P110 wd:Q214565 . ?sbj wdt:P31 wd:Q571 } 