Complex sentence: Jack Micheline (b. December 6,1929, The Bronx, New York-d. February 27,1998, San Francisco, California) was a longtime Bay Area painter and poet whose voice symbolized street artists, underground writers, and "outlaw" poets.
Split into simpler sentences: Jack Micheline (born December 6,1929 in The Bronx, New York; died February 27,1998 in San Francisco, California) was a Bay Area painter and poet. His name is synonymous with street artists, underground writers, and "outlaw" poets.