''A man in a black shirt is riding a mule trough the desert '' is  a  rephrasing of '' A man is traveling through the desert on a mule. ''


Context: "A man in a black shirt is riding a mule trough the desert, with the sun shining in the background."
Hypothesis: A man is traveling through the desert on a mule.
Based on the context, is the hypothesis true, false, or unknown?