premise: A group of people are in a special formation on a soccer field. hypothesis: The group of people are flying in the air on their unicorns.
contradiction: because a soccer field is on the ground, and the ground is not in the air, then the people on the soccer field cannot be flying in the air on unicorns.|contradiction: Unicorns don't exist and the people can't be on a soccer field if they are flying in the air.|contradiction: People on a soccer field would not be flying on their unicorns.