premise: A young girl in a helmet walks barefoot across a mossy tree trunk that is lying over water. hypothesis: A girl might fall off a tree.
neutral: Just because a girl walks barefoot on a tree trunk, it doesn't necessarily follow that she might fall off.|neutral: People wear helmets for reasons other than falling. Some helmets are worn for hazards that might fall from above.|neutral: There is no way to know if she will fall off the tree.