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.
The dog is pooping on the grass.
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
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