Complex sentence: Big Jack Johnson (b.1940) is a modern electric blues musician born in Clarksdale, Mississippi who has recorded both solo and as a member of the blues groups The Jelly Roll Kings and Big Jack Johnson and the Oilers.
Split into simpler sentences: Big Jack Johnson (b.1940, Clarksdale, Mississippi) is a modern electric blues musician. He has recorded both solo and as a member of the blues groups The Jelly Roll Kings and Big Jack Johnson and the Oilers.