Given the question: Information:  - A novel is a long narrative, normally in prose, which describes fictional characters and events, usually in the form of a sequential story.  - The Monkey Wrench Gang is a novel written by American author Edward Abbey (19271989), published in 1975.  - Desert Solitaire: A Season in the Wilderness is an autobiographical work by American writer Edward Abbey, originally published in 1968. His fourth book and his first book-length non-fiction work, it followed three fictional books, "Jonathan Troy" (1954), "The Brave Cowboy" (1956), and "Fire on the Mountain" (1962). Although it initially garnered little attention, "Desert Solitaire" was eventually recognized as an iconic work of nature writing and a staple of early environmentalist writing, bringing Abbey critical acclaim and popularity as a writer of environmental, political, and philosophical issues.  - Hayduke Lives ! ( ISBN 0 - 316 - 00411 - 1 ) , written in 1989 by Edward Abbey , is the sequel to the popular book The Monkey Wrench Gang . It was published posthumously in 1990 .  - Edward Paul Abbey (January 29, 1927  March 14, 1989) was an American author and essayist noted for his advocacy of environmental issues, criticism of public land policies, and anarchist political views. His best-known works include the novel "The Monkey Wrench Gang", which has been cited as an inspiration by radical environmental groups, and the non-fiction work "Desert Solitaire".    What is the relationship between 'hayduke lives' and 'novel'?
The answer is:
genre