With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Colombia is the country with the second-highest biodiversity in the world.
text_B: The Port Cygnet Conservation Area is located in Cygnet , Tasmania , approximately 65 km southwest of the state 's capital city , Hobart .. Cygnet. Cygnet, Tasmania. Tasmania. Tasmania. Hobart. Hobart. The reserve has an area of 103 ha .. It is an open estuary environment including a listed wetland of state significance , being the only Marine Protected Area -LRB- MPA -RRB- in the Bruny Bioregion representing the Open Estuaries Biounit .. Marine Protected Area. Marine Protected Area. Port Cygnet was first proclaimed as a wildlife sanctuary in 1952 for the protection of the foreshore and wetlands .. Cygnet. Cygnet, Tasmania. The marine component of the reserve area was proclaimed Port Cygnet Marine Conservation Area under the Nature Conservation Act 2002 on 9 December 2009 .. Cygnet. Cygnet, Tasmania. The reserve is significant as a refuge area for numerous bird species including migratory birds such as Latham 's snipe -LRB- Gallinago hardwickii -RRB- , the Great egret -LRB- Egretta alba -RRB- and the Greater crested tern -LRB- Sterna bergii -RRB- .. Great egret. Great egret. Greater crested tern. Greater crested tern. The wetland harbours species such as the Pied oystercatcher -LRB- Haematopus longirostris -RRB- and White-bellied sea eagle -LRB- Haliaeetus leucogaster -RRB-. Pied oystercatcher. Pied oystercatcher. White-bellied sea eagle. White-bellied sea eagle
not_related.