The service station 14 provides {HEAD ~ access} to air, water and {TAIL ~ electrical supplies} 
to
The service station 14 provides { HEAD ~ access } to air , water and { TAIL ~ electrical supplies }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL