With no explanation, label text_A→text_B with either "False" or "True".
text_A: The drain is clogged with hair. It has to be removed. The It is more likely to refer to The hair than The drain because a drain with hair should be cleaned
text_B: In "The drain is clogged with hair. It has to be removed. ", The It is more likely to refer to The hair than The drain because a drain with hair should be cleaned
True.