With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A team of people, wearing green shorts, darker green tops and maryjane shoes are jumping and dancing in a circle while carrying and waving flags on a platform in front of an old brick building. Boys are waving something while dancing.
text_B: All the people have high-pitched voices and long blond ponytails.
weakener.