You will be given one or more triples. The second part of each triple shows the relation between the first and the third element. Your task is to write a simple and short piece of text (sentence(s)) that describes the triples in natural language.

A_Wizard_of_Mars | mediaType | Hardcover
A_Wizard_of_Mars | author | Diane_Duane
A Wizard of Mars, written by Diane Duane is published in Hardcover.