"The Princess of Montpensier" (Unrated, 139 minutes). In France in 1562, a beautiful young princess (Melanie Thierry) is married off to a callow husband and yet remains the passionate obsession of two powerful men, and the great love of her tutor (Lambert Wilson). Bertrand Tavernier's historical romance is grounded in the daily realities of the period, and sympathizes with the plight of a smart young woman whose society view her entirely as a possession.