what is the {start time} for {Robert Evans} has {spouse} as {Ali MacGraw} ?
In which year Robert Evans married Ali MacGrawMacGraw?
When did Robert Evans marry Ali MacGrawMacGraw
SELECT ?u WHERE { ?f property:start_time ?u . resource:Robert_Evans property:spouse ?f . ?f property:spouse resource:Ali_MacGraw }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q1826885> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P26> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q229983> .
?statement <http://www.wikidata.org/entity/P580> ?value. 
} 

SELECT ?value WHERE { wd:Q1826885 p:P26 ?s . ?s ps:P26 wd:Q229983 . ?s pq:P580 ?value}