what is the {followed by} for {sodium} has {instance of} as {chemical element} ?
Which element follows sodium on the periodic table?
What comes after sodium on the periodic table
SELECT ?p WHERE { resource:Sodium rdf:type ?y . ?y rdf:type ontology:chemical_element . ?y property:followed_by ?p }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q658> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P31> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q11344> .
?statement <http://www.wikidata.org/entity/P156> ?value. 
} 

SELECT ?value WHERE { wd:Q658 p:P31 ?s . ?s ps:P31 wd:Q11344 . ?s pq:P156 ?value}