what is the {point in time} for {Pina Bausch} has {award received} as {Goethe Prize} ?
When did Pina Bausch receive the Goethe Prize?
SELECT ?value WHERE { wd:Q155538 p:P166 ?s . ?s ps:P166 wd:Q159909 . ?s pq:P585 ?value}
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q155538> .
?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/Q159909> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

When was Pina Bausch given the Goethe Prize?