with me to explain is robert mackenzie, the editor of bbc news labs, which leads innovation across bbc thank you for coming on newswatch. how did you use automation in the general election, then? so what the viewers will have seen is they will have seen stories that were compiled by a computer but written by a human being. so it all started months ago. we sat down and we tried to work out what possible combinations of stories might come out of every single constituency. so large majorities, smaller majorities, changing from one party to another, independents winning, independents losing — all the possible permutations we could think of. right. write all of those into a piece of software that allows you to go to use... number crunch. yes, exactly. so you you have sent different sentences or phrases will appear, according to the results. so what you do is you write it in advance. and then, as the results come in, the results then control which stories get written. and then it's manually checked by you? exactly. yes. everything's manually checked. there's always a a human in the loop, as