A boy in a gray hooded sweatshirt is throwing away a bag of garbage into a green dumpster .
There is almost no chance that a boy is getting rid of some litter he just found in the park .
There is almost no chance that a boy is getting rid of some litter he just found in the park .
It is certain that a boy is getting rid of some litter he just found in the park .
A boy is getting rid of some litter he just found in the park .