With no explanation, label text_A→text_B with either "False" or "True".
text_A: The foxes are getting in at night and attacking the chickens. I shall have to guard them . The them is more likely to refer to The chickens than The foxes because  they are, in all probability, the ones in trouble.
text_B: In "The foxes are getting in at night and attacking the chickens. I shall have to guard them . ", The them is more likely to refer to The chickens than The foxes because  they are, in all probability, the ones in trouble.
True.