premise: The flight attendant dressed in yellow demonstrates life vest usage. hypothesis: A flight attendant is demonstrating safety procedures before takeoff.
neutral: The flight attendant might not even know the safety procedures.|neutral: The flight attendant  demonstrating life vest usage doesn't imply that the flight attendant is demonstrating safety procedures before takeoff.|neutral: the flight attendant could be demonstrating safety procedures somewhere else other than before takeoff on a plane, like at a conference or school.