Тільки коли вона була в потязі, вон

Тільки коли вона була в потязі, вона згадала, що залишила книгу вдома.

Результаты (английский) 1:

Only when she was in the train, she remembered that left the book at home.

Результаты (английский) 2:

Only when she was on the train, she mentioned that left the book at home.

Результаты (английский) 3:

Only when she was in a train, she remembered that left the book at home.