what is the {point in time} for {J. K. Rowling} has {award received} as {Andre Norton Award} ?
What year did J.K Rowling recieve the Andre Norton Award?
When did J.K. Rowling receive the Andre Norton Award?
SELECT ?k WHERE { ?h property:point_in_time ?k . ?h property:award_received resource:Andre_Norton_Award . resource:J._K._Rowling property:award_received ?h }
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/Q285568> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q34660 p:P166 ?s . ?s ps:P166 wd:Q285568 . ?s pq:P585 ?value}