CardTaskParentRowID - свойство

public Guid? ParentRowID { get; set; }

Public Property ParentRowID As Guid?
	Get
	Set

public:
property Nullable<Guid> ParentRowID {
	Nullable<Guid> get ();
	void set (Nullable<Guid> value);
}

member ParentRowID : Nullable<Guid> with get, set