{HEAD ~ The body portion} defines a longitudinal axis and includes {TAIL ~ an outer surface} carrying a wrapping for reinforcing the pipeline 
includes
{ HEAD ~ The body portion } defines a longitudinal axis and includes { TAIL ~ an outer surface } carrying a wrapping for reinforcing the pipeline
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH