Question: Who was the cover artist of The Adventure of Tom Sawyer also wrote mark Twain Tonight ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { res:The_Adventures_of_Tom_Sawyer onto:coverArtist ?uri. res:Mark_Twain_Tonight prop:writer ?uri}