Original: Percy receives help from Poseidon , who gives them three Hippocampi , and together with Annabeth and Tyson , ends up on a passing cruise ship , the Princess Andromeda , which is revealed to be owned by Luke .
Simplified: Poseidon gives Percy and his friends three Hippocampi . Together with Annabeth and Tyson , Percy find a cruise ship called the Princess Andromeda .