Complex sentence: His first book, "In Patagonia" (1977), established Chatwin as a travel writer, although he considered himself instead a storyteller, interested in bringing to light unusual tales.
Split into simpler sentences: His first book, "In Patagonia" (1977), established Chatwin as a travel writer, although he did not identify as one. Instead, he considered himself a storyteller, interested in bringing to light unusual tales.