What is {head of government} of {Calabria} that is {end time} is {2014-4-29} ?
Who was the president of Calabria on 4/29/2014?
SELECT ?obj WHERE { wd:Q1458 p:P6 ?s . ?s ps:P6 ?obj . ?s pq:P582 ?x filter(contains(YEAR(?x),'2014')) }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1458> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P6> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P582> <2014-4-29>
} 

The president of Calabria on 4/29/2014 was who?