Given the sentence "A man walking while holding the hand of a small child." is it true that "A family is walking looking at the window display."?
Let’s work this out in a step by step way to be sure we have the right answer.
it is not possible to tell
A man walking holding a small child's hand does not imply a family walking looking at a window display.

At all.

.

Therefore, the answer is it is not possible to tell