How would you finish this picture?

I gave my 7th grade students an unfinished, black and white sketch. They did not know if it was a painting or a drawing. In fact they were not told much about it. The task was to finish the picture. 

These are some of the best interpretations of a painting by Monet.

The original:


In the Norvegienne Boat at Giverny, 1887

The best of the students' pictures: