Definition: In this task, you will be presented with a text and a pronoun. You should write the name that the pronoun refers to. Position of the pronoun in the text is showed within two "_"s.
Input: Cate Blanchett, Willem Dafoe, Michael Gambon, Jeff Goldblum, Anjelica Huston and Owen Wilson also are featured in the film. It was released May 10, 2005 on DVD as part of The Criterion Collection. While oceanographer and documentarian Steve Zissou ( Bill Murray) is working on _his_ latest documentary at sea, his best friend Esteban du Plantier (Seymour Cassel) is eaten by a creature Zissou describes as a ``Jaguar shark.'' <sep>, Pronoun: his

Steve Zissou