I think I'm finally done talking about this. The Force Awakens and Rogue One are here; it's time to let go.
Having said that, here's an answer from June, 2011 which should satisfy.
Short Answer: I've answered a bunch of Star Wars questions over the years. Because this question was specifically about the prequels, I didn't feel it was appropriate to do a Star Wars mega post, but feel free to give that shit a googs.