The inaugural conference lasted for 2 days, 27 and 28 December.

The conference lasts for 4 days and has about 100 visitors each year.

With more than 160 nations participating, the conference lasted until 1982.

The conference would last until July 27, without accomplishing its goals.

The conference between the two seconds lasted three-quarters of an hour.

The conference itself will last less than six hours.

That conference lasted for about fifteen minutes, after which the attorney knew what had taken place.

The conference, whatever its nature, lasted less than a minute.

The conference in Washington lasted three days, and it went well.

The conference lasted for four hours, but no agreements were produced.