With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Nicolas Mahut and Édouard Roger-Vasselin were the defending champions, but Roger-Vasselin chose not to participate.
text_B: Nicolas Mahut and Édouard Roger - Vasselin were the defending champions, - Vasselin chose not to participate.
entailment.