what years have the ravens won the super bowl?
Super Bowl XXXV Super Bowl XLVII
contradiction
 Historically , the Browns have been among the winningest franchises in American football history winning eight titles during a short period of time — 1946 , 1947 , 1948 , 1949 , 1950 , 1954 , 1955 , and 1964 . The Browns have never played in a Super Bowl . Former owner Art Modell 's relocation of the Browns after the 1995 season ( to Baltimore creating the Ravens ) , caused tremendous heartbreak and resentment among local fans . Cleveland mayor , Michael R. White , worked with the NFL and Commissioner Paul Tagliabue to bring back the Browns beginning in 1999 season , retaining all team history . 

neutral
 Upon the conclusion of the Ravens ' 5 – 11 performance in 2007 , the entire staff was dismissed on New Year 's Eve . Ryan was one of the candidates interviewed by the Ravens for their head coaching vacancy ; however , the Ravens chose to name John Harbaugh as the team 's new head coach . Ryan also interviewed with Miami and Atlanta about filling their head coaching vacancies , but the offers went to Tony Sparano and Mike Smith respectively . 

neutral
 The Browns are only one of 12 NFL franchises to predate the 1960 launch of the American Football League , and only one of three such teams in the AFC . 

entailment
 This game featured two teams ending long Super Bowl appearance droughts . Indianapolis , who finished with a 12 – 4 regular season record , were making their first Super Bowl appearance since winning Super Bowl V in the 1970 season during the team 's tenure in Baltimore ; they had moved to Indianapolis in 1984 . Meanwhile , the Bears , who posted an NFC @-@ best 13 – 3 regular season record , were making their first appearance since winning Super Bowl XX in the 1985 season . In addition , the Bears ' Lovie Smith and the Colts ' Tony Dungy both became the first African @-@ American head coaches to coach in the Super Bowl . 

entailment
 In his first year , the defense was ranked second overall in the NFL and second in rushing yards allowed . By his second year , in 2000 , the Ravens ' defense set NFL records for fewest points allowed and fewest rushing yards allowed . The defense allowed a combined 23 points in four playoff games en route to a Super Bowl XXXV victory , Ryan 's only Super Bowl ring . The defense consistently performed well in the following years . As a result , Ryan was promoted to defensive coordinator in 2005 following the departure of Mike Nolan , who became the head coach of the San Francisco 49ers . In 2006 , Ryan received Assistant Coach of the Year awards from Pro Football Weekly and the Pro Football Writers Association . 
