With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: The Fairmount Line or Dorchester Branch is a line of the MBTA Commuter Rail system in Boston, Massachusetts, USA.
text_B: The Fairmount Dorchester Branch is a line of the MBTA Commuter Rail system in Boston, Massachusetts, USA.
entailment.