With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: An old bald man is sitting in a folding chair in front of a sign on the side of the road, in front of a brick building with a window that has the sign "BATIMENT INHABITABLE." An old man is staging a sit-in protest in front of a building.
text_B: He is advertising the building to prospective tenants
weakener.