A group of men and some camels are in front of some water.
A group of men is getting water for their camels so they can continue their trip.
Just because a group of men and some camels are in front of some water doesn't mean the men are getting water for the camels or that the camels are their camels. A group of men and camels being in front of some water doesn't mean the men are on a trip or that they wish to continue their trip.
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