Question: The first Capcom Pro Tour was co-sponsored by a live streaming video platform owned by a subsidary of who?
Sentence (from "Twitch.tv"): Introduced in June 2011 as a spin-off of the general-interest streaming platform, Justin.tv, the site primarily focuses on video game live streaming, including broadcasts of eSports competitions, in addition to creative content, "real life" streams, and more recently, music broadcasts.
Relevant evidence: No