Complex sentence: Starr learns that Plainclothes Phil is Robert Slate, a bank robber who recently escaped prison, has both Miss Lana and the Colonel and asks for the $500,000 that was never recovered from the bank robbery eleven years ago.
Split into simpler sentences: Starr learns that "Plainclothes Phil" is Robert Slate, a bank robber who recently escaped prison, has both Miss Lana and the Colonel. He asks for the $500,000 that was never recovered from the bank robbery eleven years ago.