With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A woman in a white t-shirt is in a swing that goes really high, she's in the air overlooking the rest of the amusement park. The woman is having fun on the swings.
text_B: The woman is sitting next to a friend and they are laughing and screaming at the same time.
strengthener.