A dispensing tube is connected from the inlet to expel fuel into {HEAD ~ a chamber} in {TAIL ~ the canister} 
in
A dispensing tube is connected from the inlet to expel fuel into { HEAD ~ a chamber } in { TAIL ~ the canister }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL