How well can Claude analyze a long legal document, such as a line of credit agreement?

A member was asked to review and recommend on a 250-page line of credit agreement. Claude read the entire document and produced a recommendation in about 10 seconds, correctly citing specific page numbers (e.g., page 89) for supporting details. The member noted they likely would have lost focus reviewing that much material manually, though another member raised the concern that you can't be fully certain the AI read everything accurately just because the output looks impressive.