what is the {sourcing circumstances} for {António de Abreu} has {date of death} as {1514-1-1} ?
In the year 1514, how did António de Abreu die?
SELECT ?value WHERE { wd:Q611584 p:P570 ?s . ?s ps:P570 ?x filter(contains(YEAR(?x),'1514')) . ?s pq:P1480 ?value}
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q611584> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P570> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <1514-1-1> .
?statement <http://www.wikidata.org/entity/P1480> ?value. 
} 

Antonio de Abreus' death in 1514 was due to what causes?