Question: Peter Vilandos is a Greek-American professional poker player, he has won three bracelets at which series of poker tournaments held annually in Las Vegas and, since 2005, sponsored by Caesars Entertainment Corporation?
Sentence (from "2009 World Series of Poker Europe"): Since 1970, participants have had to travel to Las Vegas if they wanted to compete in the World Series of Poker (WSOP).
Relevant evidence: No