For a start, the attack has to be made in this square, and it must be completed inside of three minutes.
10 seconds sound clip from the The Italian Job (1969) movie soundboard.
You can hear this line at 00:37:07 in the Blu-ray version of the movie.
Quote context
[...]
- Very nice, Mr Bridger, thank you. Very nice.
- Beckerman's done his homework very well.
- The getaway is possible, but not easy.
- Apart from knocking over a few old dears with their carrycots, I think we can manage it.
- Now, you all understand what you've got to do. Okay?
- Uh... Oh, yeah, the transporters will move in here and here, and they'll block off the main drag.
- Right.
- Roger.
[...]