Arthurian Legend
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2007
...Chretien de Troyes , a 12th-century French poet, wrote five romances dealing with the knights...the legend continued to flourish. Sir Gawain and the Green Knight (c.1370), one of...the heartless Ettarre (or Ettard) and Sir Gawain, Arthurs nephew, who appeared variously...