With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: An expansion pack, expansion set, supplement, or simply expansion is an addition to an existing role-playing game, tabletop game or video game.
text_B: An expansion pack, expansion set, supplement, expansion is an addition to an existing role - playing game, tabletop game or video game.
entailment.