What is the {mountain pass} for {location} of {Lewis and Clark Expedition}
Which is the mountain pass in the location of the Lewis and Clark Expedition?
 select distinct ?obj where { wd:Q505802 wdt:P276 ?obj . ?obj wdt:P31 wd:Q133056 } 
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q505802> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P276> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q133056> } 
What is the Lewis and Clark Expedition location mountain pass?