With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: According to records released earlier this year , Bush earned 253 points in his first year , May 1968 to May 1969 ( since he joined in May 1968 , his service thereafter was measured on a May - to - May basis ) .
text_B: The joining did not happen
not-entailed.