Premise: "A runner jogging on a city street past a samsung advertisement banner."\nHypothesis: "A man is running the boston marathon and runs under a samsung banner."\nDo we know that the hypothesis entailed by the premise?
Let's be accurate as possible and think first.
it is not possible to tell
The runner could be a man or a woman.

The runner isn't necessarily running in the Boston Marathon.

The runner runs past a Samsung banner but he or she didn't necessarily run under the banner.

.

The answer is it is not possible to tell