Premise: "A man in a gray t-shirt and jeans standing in the doorway next to a graffiti-covered garage."
Hypothesis: "A man poses next to his artwork."
Do we know that the hypothesis entailed by the premise? Now, let's be accurate as possible. Some thinking first:
We don't know its his artwork that he poses next to. Just that he is next to it. So, the answer is it is not possible to tell.