Question: Who is Cacamatzin's paternal grandfather?
Sentence (from "Nezahualpilli"): Nezahualpilli (Nahuatl for "fasting prince"; 1464–1515) was ruler ("tlatoani") of the Mesoamerican city-state of Texcoco, elected by the city's nobility after the death of his father, Nezahualcoyotl, in 1472.
Relevant evidence: Yes