Question: What city is home to the university with Purdue University Boilermaker Special as their mascot?
Answer(s):
answer: West Lafayette

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ?c)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
?c ns:education.educational_institution.mascot ns:m.0438ns . 
?c ns:location.location.street_address ?y .
?y ns:location.mailing_address.citytown ?x .
}