Complex sentence: Clark is best known for his first novel, the classic Western "The Ox-Bow Incident" and the classic short story "The Portable Phonograph" which is included in this collection.
Split into simpler sentences: Clark is best known for his first novel, the classic Western "The Ox-Bow Incident". Three of the stories appeared in the and the classic short story "The Portable Phonograph" which is included in this collection.