public GrandchildrenItem(IEnumerable <Relative> grandchildren, List <User> users) : base(ProfileInfoItemType.RichText) { this.Title = CommonResources.ProfilePage_Info_Grandchildren; this.Data = ListExtensions.GetCommaSeparated((List <string>)Enumerable.ToList <string>(Enumerable.Select <Relative, string>(grandchildren, (Func <Relative, string>)(r => r.GetVKFormatted(users)))), ", "); }