What is {main food source} of {tiger} that is {sourcing circumstances} is {circa} ?
Tigers primarily eat what?
What is a Tigers main food source?
SELECT ?f WHERE { ?w property:main_food_source ?f . ?w property:sourcing_circumstances resource:circa . resource:tiger property:main_food_source ?w }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q19939> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1034> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P1480> <http://wikidata.dbpedia.org/resource/Q5727902>
} 

SELECT ?obj WHERE { wd:Q19939 p:P1034 ?s . ?s ps:P1034 ?obj . ?s pq:P1480 wd:Q5727902 }