With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A woman dressed in a blue shirt, plaid shorts and brown shoes, soaking her feet in a rocky creek while sitting on a towel. The woman has been hiking, and her feet are sore.
text_B: The woman is in a mountainous region surrounded by trees and has a backpack on her back.
strengthener.