Just because a man looks on with a grin while standing in front of two trays holding glasses with a yellow liquid, does not mean that a waiter has some trays of soda to deliver.


Context: A man in a black shirt looks on with a grin while standing in front of two trays holding glasses with a yellow liquid.
Hypothesis: A waiter has some trays of soda to deliver.

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