sentence_A: A person with a red hooded jacket and a black backpack is walking near a rocky wall
sentence_B: A person with a red hooded jacket and a black backpack is not walking near a rocky wall
sentence_A_original: a person with a red hooded jacket and a black backpack is walking near a rocky wall
sentence_B_original: a person with a red hooded jacket and a black backpack is walking near a rocky wall