How many {narrative location} are to/by {Nevada} ?
How many states are near Nevada?
SELECT (COUNT(?sub) AS ?value ) { ?sub wdt:P840 wd:Q1227 }
SELECT (COUNT(?sub) AS ?subs ) {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?sub .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P840> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> http://wikidata.dbpedia.org/resource/Q1227 .
} 

Nevada has how many states near it?