These openings are used to send hay into the mangers below.

What the opening was used for, he did not know.

On long concert tours, different opening acts may be used for different legs of the tour.

A cold opening has been used since Season 2.

In spite of this, the opening was still used.

The opening may be used for feeding, such as with a gastrostomy tube.

Today a different opening of the show is used, since he is putting his airplane for sale.

This opening was used throughout the remainder of the show's run.

This opening was not previously used because it violates a principle that governs generally sound play.

This opening, called a "murder hole," is used to stop unwelcome guests before they can proceed any further in.