Brilliant Jane - that reduces immediately to 189, a manageable  number to start working on! Many thanks   Regards, Andrea ________________________________ From: Jane Taubman <janetaubman@gmail.com> To: Andrea Kent <andrea.kent@btopenworld.com>; family-historian-users@rootsweb.com Sent: Monday, 16 January 2012, 17:32 Subject: Re: [FHU] Advice re lack of source material On 16 January 2012 16:56, Andrea Kent <andrea.kent@btopenworld.com> wrote: >  What I would like to do, but haven't managed to find how, is to provide an additional filter for the individual fact owners, to give me all of the ones who are direct ancestors of the root (or of a given person if root isn't possible). I realise I can sort by fact owner but with that number picking out direct ancestors still isn't very easy. Are there any functions etc which can work on fact owner in this way? This should work Exclude Unless =IsAncestorOf(FactOwner(%FACT%,1,MALES_FIRST),FileRoot()) -- Jane. Jane Taubman | www.rjt.org.uk | www.taubman.org.uk |www.fhug.org.uk