But the proposal set off a nasty strike by some of the university's 275,000 students.

Was it a time bomb, or set off by remote control?

It's separate from the rest, part of the larger Keep, but set off by itself.

The meeting set off a chain of actions by the police.

The pain in his head had gone, but he still walked slowly and carefully, afraid to set it off again by some movement.

Mother, father and six children set off first by train in open cattle trucks.

A region of the voice set off by vocal breaks.

The next day he wrote a long letter to Hitler and then set off by car for home.

This is most effective when there's a strong reason to set the prologue off by itself.

He was supposed to set it off by brain waves.