premise: A boy wearing a shirt with the Simpsons character, Ralph Wiggum, plays a Nintendo DS with his sister. hypothesis: A boy is playing a Nintendo DS with his sister who he loves.
neutral: You can not infer he loves his sister.|neutral: We have no idea if he loves is sister. Who can say that, he might be mad at her or a number of things.|neutral: Just because a boy wearing a shirt with the Simpsons character, Ralph Wiggum, plays a Nintendo DS with his sister does not mean he loves his sister.