Premise: "A man in blue shorts and a t-shirt is slicing tomatoes on a dining table."
Hypothesis: "A man prepares tomatoes by slicing them at the table."
Do we know that the hypothesis entailed by the premise? Now, let's be accurate as possible. Some thinking first:
A man slicing tomatoes on a dining table is the same as a man prepares tomatoes at the table. So, the answer is yes.