sentence_A: Four people are walking along a city sidewalk and the one in the green hat is talking on a cell phone
sentence_B: A group of people is walking down the street and a person in a green hat is on the phone
sentence_A_original: a group of people walking down the street with one on the phone in a green hat
sentence_B_original: four people are walking along a city sidewalk, while the one in the green hat talks on a cellphone