A woman is performing with a guitar in the middle of a crowded space outside.
A performer is playing a guitar.
A woman is practicing her guitar in private.
The reviewed organizations didn't use any key practices.
Increasing the discount might cause a savings in volume.
A bunch of people sorting through CDs.
The small group of children are eating their lunch.
Two men are riding the same bike.
The sound of the trumpet will not cause anything to happen.