" there must have been a mistake as to an existing fact, including a mistake as to the availability of evidence on a particular matter; the fact or evidence must have been "established", in the sense that it was uncontentious and objectively verifiable; the appellant (or his advisors) must not have been responsible for the mistake; and the mistake must have played a material (though not necessarily decisive) part in the tribunal's reasoning."
"Yes, most recent home visit was joint, with them both at home, and with both myself and POM (who had not previously met [the Applicant's wife]). I have spoken to [her] and been to home without [the Applicant] there, and seen him alone without her too. Multiple times. Also met and spoken with her daughter and son in law."