With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Martina Hingis and Mirjana Lučić were the defending champions, but Hingis competed with Russian Anna Kournikova, and Lučić competed with Frenchwoman Mary Pierce.
text_B: Hingis competed with Russian Anna Kournikova, and Lučić competed with Frenchwoman Mary Pierce.
entailment.