premise: A man on stage in the act of jumping, with a little boy in the background really enjoying it. hypothesis: A boy happily watches an acrobat jumping on a stage.
neutral: Just because the man on the stage is jumping does not mean he is an acrobat.|neutral: We have no idea if he is happily watching, he could be feeling a number of emotions.|neutral: One does not have to be an acrobat to be jumping on a stage. Jumping is a very common thing to do on stages for some reason.