Complex sentence: The Labour party persuaded Tatchell to keep quiet about his sexual orientation, although he had previously declared himself'out', while various campaigners for opposition candidates as well as many within the Labour party, made homophobic comments about Tatchell.
Split into simpler sentences: The Labour party persuaded Tatchell to keep quiet about his sexual orientation, although he had previously declared himself'out'. Various campaigners for opposition candidates, as well as many within the Labour party, made homophobic comments about Tatchell.