premise: A child in a blue and white striped shirt crosses his arms and smiles while standing on red carpeted stairs. hypothesis: A child is smiling as he watches a clown.
neutral: The child may be smiling at something else, not a clown.|neutral: A child smiles not only when he watches a clown but also on so many other occasions.|neutral: A child crossing his arms and smiling  while standing on red carpeted stairs doesn't imply that the child is watching a clown.