With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Meanwhile in doubles , comeback player Martina Hingis of Switzerland teamed up with Tatiana Golovin of France to beat Athens Olympic doubles gold medalists Li Ting and Sun Tiantian of China , 6-1 , 6-4 .
text_B: Martina Hingis is a time on the clock
not-entailed.