How many league titles has the Norwegian professional football club for which Jan Christiansen played in Trondheim won?
Jan Christiansen Jan Clifford Christiansen (born 8 April 1941) is a Norwegian former football player and coach. He played for Rosenborg BK in Trondheim from 1966 to 1975, earning three league titles and one cup championship. Christiansen was capped 13 times for Norway national football team. Christiansen coached Rosenborg BK in the 1975 season.
Storms BK Storms Ballklubb is a Norwegian association football club from Skien. Storm BK is the football-department of "IF Storm" and was founded on 12 July 1902. Storm was one of the best football-clubs in Grenland in the first years after the Second World War, and were playing in Hovedserien, the top league of Norwegian football, in 1948–49 and 1949–50. Today the club is playing in the Fourth Division, the fifth tier of the Norwegian league system. Anker Kihle and Johan Lauritzen have both been capped for Norway while playing for Storm.