Anyone who tells you AI can fact check all on its own hasn't taken account of the need to add context and caveat. What do you feel is the correct way to account for ONS data quality when fact-checking? But as you say there has clearly been a series of issues with ONS data identified recently, and it has work to do to rebuild its reputation. Each fact check also goes through multiple stages of review before publication. Talking of swans, we looked at Nigel Farage’s claim about migrants eating them last week - you can see our full fact check here.