Question: What team from California Polytechnic University did John Madden play football for?
Answer(s):
answer: Cal Poly Mustangs football

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0frmb1)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0frmb1 ns:sports.pro_athlete.teams ?y .
?y ns:sports.sports_team_roster.team ?x .
?x ns:sports.school_sports_team.school ns:m.027ybp . 
}