structure 
    string fieldlist value,timeStamp
    string extra junk
structure 
    structure child1
        string value bla
    structure child2
        string value blabla
structure 
    structure child1
        string Joe Good Guy
        string Mary Good Girl
    structure child2
        string Bill Bad Guy
        string Jane Bad Girl
structure 
    structure child1
        string Joe Good Guy
        string Mary Good Girl
    structure child2
        string Joe Bad Guy
        string Jane Bad Girl
structure 
    structure child1
        string Joe Good Guy
        string Mary Good Girl
    structure child2
        string Jane Bad Girl