Two goldfish cannot ride bikes, but a man can ride a motorcycle. It is not generally possible to ride bikes in a giant pile of mash potatoes, but it is possible to ride a dirt path.


Context: A man on a motorcycle is driving up a dirt path with trees on either side.
Hypothesis: Two goldfish are riding bikes in a giant pile of mashed potatoes.

Given this context, determine if the hypothesis is true (Yes, no, or unknown)?