With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: The lead role of Mortimer Brewster was originally intended for Bob Hope, but he could not be released from his contract with Paramount.
text_B: The lead role of Mortimer Brewster was originally intended for Cara Black, but he could not be released from his contract with Paramount.
contradiction.