boolean doubledUp( String token, String mergedCell, FragList cell )
    {
        if ( token.equals(mergedCell) )
        {
            if ( cell.fragments.size()==1 )
            {
                Atom a = cell.fragments.get(0);
                if ( a instanceof Fragment )
                {
                    Fragment f = (Fragment)a;
                    if ( f.contents!=null&&f.contents.equals(token) )
                        return true;
                }
            }
        }
        return false;
    }