With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A middle-aged man wearing a baseball cap turned backwards, a black shirt, and blue shorts who is driving a boat which has a wooden steering wheel with the british flag flown in the background. A man is wearing a dodgers cap while driving a boat on a lake.
text_B: The man's hat is yellow and green.
weakener.