The innkeeper is the one who comes up with the idea of the competition. He makes the suggestion and even comes up with a reasonable prize for the winner.
Allusion is a reference to something. It's to imply a meaning based on an external thing.
Robert Burns's poem about a louse on a lady's bonnet was successful because <u>Poetry must make a point </u><u /> and Robert's poem empowered readers to look through ourselves as how other people sees us .
Hope this helps :)