The line of men isn't necessarily a group of men. The men are in yellow uniforms and not necessarily just yellow shirts.


Context: A line of men in yellow uniforms help carry a pipe, while the man carrying the nozzle sprays liquid from the pipe.
Hypothesis: A group of men in yellow shirts help carry a pipe while the nozzle sprays liquid.

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