"The sofa moved elegantly enough as it lumbered down the stream, a stream that was more like a waterfall than a cataract. Jake held the vessel upright as best he could but from time to time and inevitably the side slipped downward and the occupants were drenched again, wet to a degree that could not have been forecast. Finally, and with finality, only four were left in the sofa boat; the rude wizard was clinging with one hand to one leg but his face was untroubled."

The look of relaxation on the wizard's face could only mean one thing. He was relieving himself in the water. The only question was "How would the caffeine infested piranhas react?"

The answer came soon enough. Having been exposed in the dangerous water, his participle was no longer dangling.