With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Many worried their efforts to keep the boy in Miami would fail today , the 39th anniversary of the Bay of Pigs fiasco , an aborted invasion of Cuba by CIA - trained exiles that left much bitterness among the Cuban - American community .
text_B: The worrying did not happen
not-entailed.