what is the {point in time} for {Nelly Sachs} has {significant event} as {Nazi book burnings} ?
MAY 10, 1933
When were Nelly Sachs books burned by the Nazi's?
SELECT ?q WHERE { ?r property:significant_event resource:Nazi_book_burnings . ?r property:point_in_time ?q . resource:Nelly_Sachs property:significant_event ?r }
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/P793> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3927614> .
?statement <http://www.wikidata.org/entity/P585> ?value. 
} 

SELECT ?value WHERE { wd:Q57074 p:P793 ?s . ?s ps:P793 wd:Q3927614 . ?s pq:P585 ?value}