A woman is pushing a child in a stroller of some sort while many people ride bikes behind her.
There are multiple people present.
There is only one person present.
Two people are standing near each other, one of whom is looking at the camera.
the woman is asleep at home
I tried not to think badly of them.
a man is flying a jet
The man is on the trail.
A value-added activity is one that is judged to contribute to a producer's value.