With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: The Wall of Jericho was a Pre-Pottery Neolithic A (PPNA) defensive or flood protection wall suggested to date to approximately 8000 BC.
text_B: The Wall of Jericho was a Pre - Pottery Neolithic A PPNA defensive protection wall suggested to date to approximately 8000 BC.
entailment.