With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: An ironclad is a steam-propelled warship protected by iron or steel armor plates used in the early part of the second half of the 19th century.
text_B: An ironclad is a steam - propelled warship protected by iron armor plates used in the early part of the second half of the 19th century.
entailment.