Assertion: game show | /r/HasProperty | conducted in a tournament format
Facets:
value: since the early 2000s
type: TEMPORAL
Source sentences:
text: Since the early 2000s, several game shows were conducted in a tournament format; examples included History IQ, Grand Slam, PokerFace (which never aired in North America), Duel, The Million Second Quiz, 500 Questions, The American Bible Challenge, and Mental Samurai.