What is the {aspect of history} for {history of topic} of {Sichuan}
In which imperative chronicled occasion the range of Sichuan was included ?
In which important historical event the area of Sichuan was involved ?
SELECT DISTINCT ?h WHERE { ?h rdf:type ontology:aspect_of_history . resource:Sichuan property:history_of_topic ?h }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q19770> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2184> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q17524420> } 
 select distinct ?obj where { wd:Q19770 wdt:P2184 ?obj . ?obj wdt:P31 wd:Q17524420 } 