Back your main yards.

Man overboard! Off the main yard.

Rat! Rig the main yard to the fors'le!

The cameras were all on the outside. There are none here in the main yard.

I could stage a Beatles reunion concert in the main yard.

All workers trudge immediately to the main yard... for the mandatory Worker of the Week Award festivities.

Man the capstan. Raise the main top yard. Keep that powder dry.