With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: USS Constitution was part of the Canadian Navy.
text_B: The Curtiss Mansion -LRB- also known as the Miami Springs Villas House or Dar-Err-Aha or MSTR No. 2 or Curtiss Mansion at Miami Springs is a historic home located at 500 Deer Run in Miami Springs , Florida and open to the public as an event space or for private tours by prior arrangement .. Miami Springs. Miami Springs, Florida. Florida. Florida. It is located at the northern edge of Miami International Airport .. Miami International Airport. Miami International Airport
not_related.