In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Q: This man once won a contest by causing a great wind that shook a castle to its foundations. He had a rival named Heinnin Fardd, whom this man defeated by casting a spell that caused Fardd to speak only gibberish. This man once glanced at a patch of ice and fell into a trance, resulting in a vision where he saw that his master had been thrown into a dungeon. This man once tricked Rhun into cutting off a servants finger, thus saving the reputation of his masters wife. This man won a race on Dobbin by dropping twigs of holly, which caused the horses of Maelgwn to stop running. Apart from being put into a bag and thrown into the ocean, where he was found by Elphin, his misadventures include being chased by an otter through the river and being eaten by a hen, who was really the witch Ceridwen, his original master. This man drank three drops of a liquid that had been brewed for a year and a day, acquiring his command of language. For ten points, name this foremost bard of Welsh myth.
A:
Social Science