"Let us not quarrel. Instead i will cast a spell over him so that he remains asleep while we take him to my castle and make him our prisoner. We can then oblige him to choose one of us for his paramore" (1121, 74-76)
Four queens found the sleeping body of Sir Lancelot and each wanted him for themselves.
"Sir Lancelot was laid on his shield and borne by two of the knights to the Castle Charyot" (1121, 88-87)
After being taken to a cold cell and offered the choice to take one of the four queens as his paramour, Sir Lancelot Rejects them.