what is the {point in time} for {Cesar Chavez} has {award received} as {California Hall of Fame} ?
In what year did Cesar Chavez earn the California Hall of Fame prize?
When did Cesar Chavez receive the California Hall of Fame award?
SELECT ?c WHERE { ?x property:award_received resource:California_Hall_of_Fame . ?x property:point_in_time ?c . resource:Cesar_Chavez property:award_received ?x }
select distinct ?value  where {
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?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P166> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q5020532> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q355425 p:P166 ?s . ?s ps:P166 wd:Q5020532 . ?s pq:P585 ?value}