With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Roberta Williams is one of the most influential PC game designers of the 1980s and 1990s, and has been credited with creating the graphic adventure genre.
text_B: Roberta Williams is one of the most influential PC game designers of the 19801 and 1990s, and has been credited with creating the graphic adventure genre.
contradiction.