#pipeline__line  a pipe used to transport liquids or gases; "a pipeline runs from the wells to the seaport"
  supertype:  #pipe__pipage__piping  a long tube made of metal or plastic that is used to carry water or oil or gas etc.
  subtype:  #Alaskan_pipeline__trans-Alaska_ppipeline  an oil pipeline that runs 800 miles from wells at Prudhoe Bay to the port of Valdez
  subtype:  #gas_line__gasline  a pipeline used to transport natural gas; "the workmen broke through the gas line"
  subtype:  #oil_pipeline__oilpipeline  a pipeline used to transport oil

No statement uses or specializes #pipeline; click here to add one.