what is the {follows} for {MP3} has {part of} as {MPEG-2 Part 3} ?
Was the mp3 followed by mpeg2-part 3?
did mpeg-2 part 3 followed the mp3?
SELECT ?p WHERE { ?t property:part_of resource:MPEG-2_Part_3 . ?t property:follows ?p . resource:MP3 property:part_of ?t }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q42591> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P361> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q6717246> .
?statement <http://www.wikidata.org/entity/P155> ?value. 
} 

SELECT ?value WHERE { wd:Q42591 p:P361 ?s . ?s ps:P361 wd:Q6717246 . ?s pq:P155 ?value}