a hose, {HEAD ~ one end} of which is connected to {TAIL ~ the dispensing head} and, and the other end of which is connected to an end of the cooling pipe on a beverage introducing side thereof 
a hose , { HEAD ~ one end } of which is connected to { TAIL ~ the dispensing head } and , and the other end of which is connected to an end of the cooling pipe on a beverage introducing side thereof
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH