SELECT DISTINCT ?s
WHERE {
?s <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/GridironFootballPlayer>
?s <http://dbpedia.org/ontology/formerTeam> <http://dbpedia.org/resource/Baltimore_Ravens>
MINUS {?s dbo:wikiPageRedirects ?o . }}
