Task: Text Categorization
Input (English): He outsmarted his brother Karttikeya to marry Buddhi and Siddhi, personifications of wisdom and prudence. He is usually shown carrying a mace, discus, shell, and water lily, and he was the scribe to whom Vyasa dictated the Mahabharata. He rides a rat, and one version of how he got his most distinctive feature involves his uncle Sani just looking at him, while another version has him guarding the bath of his mother Parvati and angering his father Shiva. For 10 points, name this Hindu god, the remover of obstacles who had his head replaced by that of an elephant.
Output (English): Social Science