Black man on sitting in the foreground while a dark-skinned woman wearing a yellow dress walks in the background with something in her hand near her face does not mean that they know one another.


Context: "Black man on sitting in the foreground while a dark-skinned woman wearing a yellow dress walks in the background with something in her hand near her face."
Hypothesis: The man and woman know one another.
Based on the context, is the hypothesis true, false, or unknown?