premise: A group of people gather on a basketball court as one person jumps for the ball. hypothesis: A basketball player is jumping after a ball with his friends.
neutral: Someone jumping for a ball does not have to be a basketball player, it could be someone on the sidelines trying to catch an offsides ball.  Likewise, this person may be with his friends, family, acquaintances or strangers, there is no reason to think he is with his friends.