premise: A man cleaning the park with a dark stripe hat, blue coat and dark blue jeans, with a dog on a leash holding a paper picker, along with a man who has a blue hat, yellow gloves, blue coat, light blue jeans, paper picker and bag. hypothesis: The dog is pooping on the grass.
neutral: because they have a dog, a paper picker on the grass you can assume he is cleaning up after the poop of the dog on the grass.