What is {award received} of {Ansel Adams} that is {follows} is {Lennart Nilsson} ?
Ansel Adams was presented with which award before Lennart Nilsson?
What is the award received by Ansel Adams followed by Lennart Nilsson?
SELECT ?u WHERE { ?a property:award_received ?u . ?a property:follows resource:Lennart_Nilsson . resource:Ansel_Adams property:award_received ?a }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q60809> .
?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> ?obj .
?statement <http://www.wikidata.org/entity/P155> <http://wikidata.dbpedia.org/resource/Q568506>
} 

SELECT ?obj WHERE { wd:Q60809 p:P166 ?s . ?s ps:P166 ?obj . ?s pq:P155 wd:Q568506 }