With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: I 've modified my Holga 120 to take 35 mm film and I know that you ca n't wind the film back , you have to open the back of the camera ( in a darkroom ) to rewind the film .
text_B: The modifying did not happen
not-entailed.