With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Vesnina played alongside Eugenie Bouchard, but they withdrew from their second round match because of a concussion sustained by Bouchard.
text_B: Vesnina played alongside Eugenie Bouchard, but they withdrew from their second round match because of a concussion sustained by Shahar Pe'er.
contradiction.