With no explanation, label text_A→text_B with either "False" or "True".
text_A: Mark told Pete many lies about himself, which Pete included in his book. He should have been more  truthful. The He is more likely to refer to Mark than Pete because Mark was the one lying. Not Pete. So Mark should have been truthful.
text_B: In "Mark told Pete many lies about himself, which Pete included in his book. He should have been more  truthful. ", The He is more likely to refer to Mark than Pete because Mark was the one lying. Not Pete. So Mark should have been truthful.
True.