With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: He was convicted in the Iran-Contra affair of the late 1980s but his convictions were vacated and reversed, and all charges against him dismissed in 1991.
text_B: He was convicted in the Iran - Contra affair of the late 19801 but his convictions were vacated and reversed, and all charges against him dismissed in 1991.
contradiction.