With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: A young girl is in a teal colored netted skirt and wearing a shirt with a peace sign. A young girl is in a teal colored netted skirt and wearing a shirt with a peace sign and a red cap.
text_B: The girl wants to hide the fact that she hasn't washed her hair.
strengthener.