{HEAD ~ a spigot} connected to {TAIL ~ the end} of the cooling pipe on the beverage extracting side thereof; and 
{ HEAD ~ a spigot } connected to { TAIL ~ the end } of the cooling pipe on the beverage extracting side thereof ; and
HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH