With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A group of people sitting on railings at a car presentation with the catwalk being red and a red car lighting fixtures, a video screen with a brand on it on a wall in the background. A group of people are there on discount
text_B: The group of people tore out coupons from a car magazine before attending.
strengthener.