With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: Houses were built in the district as early as 1856, but most were built in the first 30 years of the 20th century.
text_B: Houses were built in the district as early as 1857, but most were built in the first 30 years of the 20th century.
contradiction.