What is {series} of {1} and {followed by}
What would follow a series of one's?
A series of 1 would be followed by what?
SELECT ?b ?f WHERE { ?o property:part_of_the_series ?f . resource:1 property:part_of_the_series ?o . ?o property:followed_by ?b . }
select distinct ?dataprop1 ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q199> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P179> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?statement <http://www.wikidata.org/entity/P580> ?dataprop1 . } 
SELECT ?value1 ?obj WHERE { wd:Q199 p:P179 ?s . ?s ps:P179 ?obj . ?s pq:P156 ?value1 . }