Question: Who was famouos for both influencing Picasso as well as creating the series Portrait of Dr. Gachet?
Answer(s):
answer: Vincent van Gogh

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.060_7)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.060_7 ns:influence.influence_node.influenced_by ?x .
?x ns:visual_art.visual_artist.art_series ns:m.0449h7 . 
}