With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Howard Hughes made Trans World Airlines more extensive.
text_B: The Frigg UK System is a natural gas transportation system from the North Sea gas fields to St. Fergus near Peterhead in Scotland .. St. Fergus. St. Fergus. Scotland. Scotland. North Sea. North Sea. natural gas. natural gas. Peterhead. Peterhead. Frigg. Frigg gas field. It transports natural gas from the Alwyn North , Dunbar , Ellon , Grant , Nuggets , Frigg , Bruce , Ross , Captain , Buzzard , Tartan , Piper , Chanter , Galley , Hamish , Highlander , Ivanhoe , MacCulloch , Petronella , Saltire , and. natural gas. natural gas. Frigg. Frigg gas field. Piper. Piper oilfield. Rob Roy , fields .
not_related.