Новое здание строили,когда моя мама

Новое здание строили,когда моя мама поступила на исторический факультет в университете.

Результаты (английский) 1:

The new building built, when my mom entered the Faculty of history at the University.

Результаты (английский) 2:

The new building was built when my mother entered the Faculty of History at the University.

Результаты (английский) 3:

the new building was built, when my mother came in the history department at the university.