John Gower wrote his Confessio Amantis in this language, which was also used by the Pearl Poet.
One story written in this language tells of an emperor's son who is disinherited by his squire, who steals a ring that allows the squire to become the next Sultan of Persia. That story comes from a collection in this language that is framed by a lover telling his woes to Genius, so that Venus might cure him of his love. In a poem in this language, a woman explains that she need not replace the Virgin Mary in order to be Queen of Heaven; that poem in this language ends with the narrator (*) awaking in a garden after trying to cross a river in his dream. The title character of another work in this language is nicked on the neck for failing to return the girdle given to him by the wife of a knight he had beheaded a year earlier. John Gower wrote his Confessio Amantis in this language, which was also used by the Pearl Poet. For 10 points, name this language used in Sir Gawain and the Green Knight and other works of the 14th century.
One story written in this language tells of an emperor's son who is disinherited by his squire, who steals a ring that allows the squire to become the next Sultan of Persia.
Middle English [prompt on "English"; do NOT prompt on or accept "Old English"]