Given the sentence "A young man in a gray and white shirt and jeans is balancing while walking on the side of a grassy area on a street." is it true that "He is walking slowly."?
Step-by-step reasoning:
it is not possible to tell
A young man who is balancing while walking on the side of a grassy area on a street is not necessarily walking slowly.

.

The final answer: it is not possible to tell