WebGPT: Browser-assisted question-answering with human feedback. - Reiichiro Nakano; Jacob Hilton; Suchir Balaji; Jeff Wu 003; Long Ouyang; Christina Kim; Christopher Hesse; Shantanu Jain; Vineet Kosaraju; William Saunders; Xu Jiang; Karl Cobbe; et al. (CoRR, 2021)