Question: Which city located on Mediterranean Sea is also the stadium of Panionios G.S.S. season ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/2014–15_Panionios_G.S.S._season> <http://dbpedia.org/property/stadium> ?uri. <http://dbpedia.org/resource/Mediterranean_Sea> <http://dbpedia.org/property/cities> ?uri}