Question:  Guerra de Titanes was a  pay-per-view (PPV) event staring A.J. Styles that was about what sport?
Sentence (from "Guerra de Titanes (2014)"): Guerra de Titanes (Spanish for "War of the Titans") was a professional wrestling event produced by the Lucha Libre AAA World Wide (AAA) promotion, which took place on December 7, 2014, in Zapopan, Jalisco, Mexico .
Relevant evidence: No