Question: In which casino was this World Series of Poker discipline first offered?
Sentence (from "2006 World Series of Poker"): The 2006 World Series of Poker (WSOP) began on June 25, 2006 with "satellite" events, with regular play commencing on June 26 with the annual Casino Employee event, and the Tournament of Champions held on June 28 and 29.
Relevant evidence: No