With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: Two older men with walking sticks, wearing baggy middle eastern shepherd's clothing, one of whom is wearing a turban and the other a skull cap are crouching on pavement in front of a blue wall. Two elderly shepherds take a break outside a blue building.
text_B: They sip tea silently.
strengthener.