With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: But even before the incident the People 's Daily , the government mouthpiece , had commented that competition over the East China Sea between the two countries was `` only a prelude of the game between China and Japan in the arena of international energy `` .
text_B: The commenting did not happen
not-entailed.