With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: Father in white shirt and khaki shorts tenderly kisses his son, seen wearing a dark red shirt and denim pants, on the head as they share a quiet moment while sitting in the doorway of a van. Father comforting his son after school.
text_B: The van is parked in front of the school building.
strengthener.