premise: A person is hanging on to the bottom of an airplane preparing to skydive. hypothesis: A person is driving a tractor.
contradiction: A person cannot be in two locations at once and be both hanging at the bottom of an airplane and driving a tractor.|contradiction: The person is either hanging on to the bottom of an airplane or driving a tractor.|contradiction: A person cannot be hanging onto the bottom of an airplane at the same time they are driving a tractor.