Complex sentence: Dunlap performed at The Bottom Line in New York City in December 1997, and he and his own band were active in the Minneapolis area until February 2012 when he was hospitalized after suffering a severe stroke.
Split into simpler sentences: Dunlap performed at The Bottom Line in New York City in December 1997,. He and his own band were active in the Minneapolis area until February 2012 when he was hospitalized after suffering a severe stroke.