This was what my muse handed me this morning:
I'm asserting copyright on this one - Clare Floyd DeVries 2017
(My avatar is the kid screaming over her bowl of orange sherbet. While the others are foolishly oblivious to the hazard of asphyxia inherent in running a motor boat inside a tunnel/canal completely blocked by more orange sherbet. I mean, come on! Everyone knows about this danger. I'm sure there are pamphlets explaining it.)
Hmmm... Not quite sure how to apply this to the problem at hand.