What is the {song} for {followed by} of {Stairway to Heaven}
Stairway to Heaven is followed by what song?
 select distinct ?sbj where { ?sbj wdt:P156 wd:Q192023 . ?sbj wdt:P31 wd:Q7366 } 
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P156> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q192023> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q7366> } 
Stairway to Paradise is taken after by what song?