With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: It was he who introduced General Ironside to Reza Khan, and it was Ironside who encouraged Reza Khan to seize power.
text_B: It was he who introduced General Ironside to Reza Khan, and it was Alfred who encouraged Reza Khan to seize power.
contradiction.