what is the {point in time} for {Vanessa Redgrave} has {award received} as {Tony Award for Best Actress in a Play} ?
When was the Tony for Best Actress in a Play given to Vanessa Redgrave?
In what year did Vanessa Redgrave receive the Tony Award for Best Address in a Play?
SELECT ?n WHERE { ?t property:point_in_time ?n . resource:Vanessa_Redgrave property:award_received ?t . ?t property:award_received resource:Tony_Award_for_Best_Actress_in_a_Play }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q347879> .
?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/Q185299> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q347879 p:P166 ?s . ?s ps:P166 wd:Q185299 . ?s pq:P585 ?value}