"Life is a Series of Tests and Challenges": A Critical Analysis of Sir Gawain and the Green Knight Sir Gawain and the Green Knight is a Middle English romance poem written by an anonymous West Midlands poet also credited with a lot of other poems written during that time. The protagonist, Sir Gawain, survives two tests: a challenge, which he alone without the assistance of King Arthur's knights accepts, to behead the fearsome Green Knight and to let him retaliate a year later at the distant Green Chapel; and the temptation to commit adultery with the wife of Lord