Question: Name the common former team of Marv mcFadden and Carlos Emmons ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Marv_McFadden> <http://dbpedia.org/property/pastteams> ?uri. <http://dbpedia.org/resource/Carlos_Emmons_(American_football)> <http://dbpedia.org/ontology/formerTeam> ?uri}