Task: Text Categorization
Input (English): This god's heart became the planet Venus after he lept onto a funeral pyre. This god's conflicts with the "Smoking Mirror" caused the destruction of four earths. After the creation of the barren fifth world, this god retrieved bones from Mictlan and used his blood to create men to populate that world. This brother of Xolotl was tricked by his rival Tezcatlipoca into his immolation and he was said to have sailed east on a raft of serpents to eventually return to his people. For 10 points, name this feathered serpent revered by the Aztecs.
Output (English): Social Science