Q: "A group of people sitting at a picnic table eating." Does this mean that "The people are eating."?
A: yes

Q: "A baby, wearing a pink knitted hat, sleeps peacefully on a blanket." Does this mean that "The baby is snoring."?
A: it is not possible to tell

Q: "Two young women in dresses are playing with hula hoops." Does this mean that "Two women in dresses outside"?
A: it is not possible to tell

Q: "People watch a group of runners on the street." Does this mean that "There are fifty people running on a street."?
A:
it is not possible to tell