Question: What home of Howard University has a commercial CO2 emission level of 0.288222009?
Answer(s):
answer: Washington, D.C.

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.0217m9)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.0217m9 ns:location.location.containedby ?x .
?x ns:location.statistical_region.co2_emissions_commercial ?c .
?c ns:location.co2_emission.emissions "0.288222009" . 
}