premise: A group of people are riding down a roller coaster that appears to be called the 'Cyclone.'. hypothesis: The group sits under a pavilion at an amusement part as rain pours down from the heavens.
contradiction: People can't be riding a roller coaster and sit under a pavilion at the same time.|contradiction: People riding a roller coaster do not sit under a pavilion.|contradiction: The group of people are either riding a roller coaster or they are sitting under a pavillion.