Complex sentence: Aviad Cohen (born March 11 1975), formerly known as 50 Shekel, is an Israeli-born Christian singer and songwriter, formerly a Conservative Jewish rapper from New York City, whose conversion to Christianity in 2004 was mired by criticism.
Split into simpler sentences: Aviad Cohen (born March 11 1975), formerly known as 50 Shekel, is an Israeli-born Christian singer and songwriter. In his first life he was a Conservative Jewish rapper from New York City, and his conversion to Christianity in 2004 was mired by criticism.