1. Reading
2. Reading fiction books
3. Reading fiction books versus reading fanfiction works
4. Books are written by authors who have read other published works
5. Books are written by authors are influenced by the other published works
6. The books are therefore themselves are influenced by other published works
7. All books are influenced by other published works; therefore, all books are fanfiction works

Example: “Percy Jackson and The Olympians” series being influenced by Greek mythology