Such a machine might have an optical character reader and might put on a barcode.
An optical character reader might be on such a machine.
No machine is expected to contain an optical character reader.
Teenagers are standing on a sidewalk.
A dog is on the ground growling.
It is easier for Malays to gain top positions compared to members of minorities.
An African American woman is not moving at all.
some people sit in chairs
A baby is not stacking rocks on the beach.