мой брат играл на пианино, когда от

мой брат играл на пианино, когда отворилась дверь и кто то позвал его тихим голосом.

Результаты (английский) 1:

my brother was playing the piano, when opened the door and someone called him in a low voice.

Результаты (английский) 2:

My brother played the piano, when the door opened and someone called to him in a low voice.

Результаты (английский) 3:

My brother played on the piano, when lying the door and who is called his quiet voice.