Original: In the last year of her life, Austen revised Northanger Abbey (1817), wrote Persuasion (1817), and began another novel, eventually titled Sanditon, which was left unfinished at her death.
Simplified: In the last year of her life, Austen revised Northanger Abbey (1817) and wrote Persuasion (1817). She also began another novel, which was later titled Sanditon.