Q: "A black dog is running through the grass carrying something red in its mouth." Does this mean that "The dog is carrying a toy."?
A: it is not possible to tell

Q: "A boy in a padded helmet is bouncing on an indoor trampoline." Does this mean that "A boy with a helmet jumps on a trampoline"?
A: yes

Q: "Seven people sitting in a circle." Does this mean that "The people are running down the beach."?
A: no

Q: "A lone woman in a gray dress is painting the edge of the sidewalk." Does this mean that "A woman in gray working on painting the numbers to her house on the sidewalk."?
A:
it is not possible to tell