With no explanation, label text_A→text_B with either "strengthener" or "weakener".
text_A: Two men wearing yellow caution cones as hats and one is about to get hit with a ball to the head. Two men attempt to get onto America's Funniest Home Videos
text_B: Two men attempt to get onto America's Funniest Home Videos and get unintentionally whammied.
strengthener.