从下列选取 [generation] [to the children] (1) [to the grandchildren] (2) [to the great-grandchildren] (3) [to the [nth (generation)] generation] (6) [to the [nth (generation)] generation] (15) [to the [nth (generation)] generation] (27) [to the [nth (generation)] generation] (48) [to the [nth (generation)] generation] (60) [to the [nth (generation)] generation] (76)