what is the {point in time} for {Herta Müller} has {award received} as {Ehrengabe der Heinrich-Heine-Gesellschaft} ?
Herta Muller received the Ehrengabe der Heinrich-Heine-Gesellscahft when?
When did Herta Müller receive the Ehrengabe der Heinrich-Heine-Gesellscahft?
SELECT ?l WHERE { ?f property:point_in_time ?l . resource:Herta_Müller property:award_received ?f . ?f property:award_received resource:Ehrengabe_der_Heinrich-Heine-Gesellschaft }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q38049> .
?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/Q15096434> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q38049 p:P166 ?s . ?s ps:P166 wd:Q15096434 . ?s pq:P585 ?value}