One character in this work recalls seeing "pale kings and princes too, / Pale warriors, death-pale were they all" after having eaten "roots of relish sweet, / And honey wild, and manna dew." A meeting with the title character has left the protagonist alone "on the cold hill's side." It takes its title from an Alain Chartier poem. For 10 points, name this poenm which asks, 
One character in this work recalls seeing "pale kings and princes too, / Pale warriors, death-pale were they all" after having eaten "roots of relish sweet, / And honey wild, and manna dew." A meeting with the title character has left the protagonist alone "on the cold hill's side." It takes its title from an Alain Chartier poem. For 10 points, name this poenm which asks, "O what can ail thee, knight-at-arms!" after which the story of the title character and her claim that, "I love thee true," is mentioned, written by John Keats.
One character in this work recalls seeing "pale kings and princes too, / Pale warriors, death-pale were they all" after having eaten "roots of relish sweet, /
“La {Belle Dame Sans Merci}”