A serious attempt would start above the level of these programs and work up. Compare the poetry programs to the more advanced programs EMI, the computer music program by David Cope , and the drawing and painting program Aaron by Harold Cohen. Here and there Will be found a utensil. From The Policeman's Beard is Half-Constructed, which was billed as the first book written by a computer. I put this first because some people will recognize it.
Random puns are still puns.
McPoet has a feature to create definitions. Perhaps one percent of them are interesting, according to the program's author. That's not as good a hit rate as a human's, but it can generate them by the thousand. I picked this one for its irony in this context. Just what you'd expect from a computer.