Given the sentence "Two men kick in the air at each other on a grassy area." is it true that "While another man watches them in the background."?
Let's solve step-by-step:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
The two guys are martial artists and the third guy is the referee. The answer is it is not possible to tell.