Read the following question and then pick a category that describes the question.
Question: Name the poet of the poem which begins : I do not know much about gods ; but I think that the river Is a strong brown god-sullen , and untamed ?
What category is the question in? Choose one from Abbreviation, Entity, Description and abstract concept, Human being, Location, Numeric value. Respond with only the category and no additional text.
Human being
Description and abstract concept.