sentence: There some groups of people rafting in a red raft wearing yellow helmets and red vests in a river. sentence:  The rafter go down the river through the turbulent waves as they raft with rows in their hands. sentence:  The raft suddenly overturns and all the rafters fall into the water. sentence:  Another group of people go rafting in their rafts through the rough river water as they try hard to stay afloat. sentence:  They go down the river as they doge some rocks and stay afloat in the rough water. sentence:  A few of the rafters jump down from the slopes of the small hills that surround the river. sentence:  Another group of rafters go down the river while rowing through the swift and rapid waves of the river.