Returns families who occur in each of 3 specified pre-populated Named ListsNamed Lists are a way in FH to group related items — which can be records of any type(s) — so that you can easily find them to work with., that are prompted for on running the queryQuerying is a very powerful feature that allows you to specify and save criteria for identifying a set of records of a given record type.. The query was originally designed to compare Named Lists produced by Families with a Child of a Specified Name, but the columns could easily be adapted to suit other purposes.