Complex sentence: It has been suggested that this character is offensive because he resembles stereotypical Jew: he has a large nose, beady eyes, and speaks in a gravelly voice and is portrayed as greedy and covetous.
Split into simpler sentences: It has been suggested that this character is offensive because he resembles a Jew. He has a large nose, beady eyes, and speaks in a gravelly voice and is portrayed as greedy and covetous.