With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: Two men wearing white suits and sunglasses are at a party punching their hands into the air. Two young men in white formal suits and black sunglasses are at a frat party cheering.
text_B: A woman in a white dress and a man in a tuxedo dance in the middle of the floor
weakener.