Question: What is the county location of Google headquarters with a Co2 emissions of 7.994529478?
Answer(s):
answer: Santa Clara County

SPARQL query:
PREFIX ns: <http://rdf.freebase.com/ns/>
SELECT DISTINCT ?x
WHERE {
FILTER (?x != ns:m.03bby1)
FILTER (!isLiteral(?x) OR lang(?x) = '' OR langMatches(lang(?x), 'en'))
ns:m.03bby1 ns:location.location.containedby ?x .
?x ns:location.statistical_region.co2_emissions_total ?c .
?c ns:location.co2_emission.emissions "7.994529478" . 
}