на конверте, который она мне дала,

на конверте, который она мне дала, было написано мое имя

Результаты (английский) 1:

on the envelope, which she gave me, was written by my name

Результаты (английский) 2:

on the envelope, which she gave me, it was written my name

Результаты (английский) 3:

on the envelope, which she gave to me, say my name.