With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: One young girl in a white hat and a blue dress, and one young girl in a blue top with black pants and carrying a purse are standing next to each other, the girl in the blue hat is pointing as something and smiling. The girls are amused.
text_B: They are smiling at an arial artist swinging across a circus center stage.
strengthener.