A boy in blue shorts and a t-shirt is poised to hit a tennis ball with a racket.
A boy in blue shorts and a t-shirt is about to hit a tennis ball with his racket.
Premise: A boy in blue shorts and a t-shirt is poised to hit a tennis ball with a racket. <sep> Hypothesis: A boy in blue shorts and a t-shirt is about to hit a tennis ball with his racket.