Question: Name an American football player who debuted in Chicago Bears and former team is 1998 Baltimore Ravens season?
SPARQL query: SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/debutteam> <http://dbpedia.org/resource/Chicago_Bears> . ?uri <http://dbpedia.org/ontology/formerTeam> <http://dbpedia.org/resource/1998_Baltimore_Ravens_season>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/AmericanFootballPlayer>}
Answer: The American football player whose debut team is Chicago Bears and one former team is 1998 Baltimore Ravens season is [Jim Harbaugh].