wikidata query for follows/followed by mistakes

follow.sparql

# finds all things that have a "follows" or "followed by" relationship, where the thing it follows is a year.
# these exist because parsers pulled next/prev links from wikipedia and decided to infer the thing it follows is a year.
# action: check and remove

PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wikibase: <http://wikiba.se/ontology#>
PREFIX bd: <http://www.bigdata.com/rdf#>

SELECT DISTINCT ?a ?aLabel ?aType ?aTypeLabel ?b ?bLabel
WHERE 
{
  ?a wdt:P31 ?aType .
  { ?a wdt:P155 ?b . } UNION { ?a wdt:P156 ?b . }
  ?b wdt:P31 wd:Q3186692 .
  
  SERVICE wikibase:label {
    bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en".
  }
  
  MINUS {
    { ?a wdt:P31 wd:Q3186692. } UNION { ?a wdt:P31 wd:Q577 . }
  }
}
LIMIT 100