Question: List the stadium of the teams which uses Nea Smyrni as one of the stadium?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/stadium> <http://dbpedia.org/resource/Nea_Smyrni_Stadium> . ?x <http://dbpedia.org/property/stadium> ?uri  . }
Answer: The stadiums of the teams whose one of the stadium is Nea Smyrni are [answer].