{TAIL ~ The subparts} fall onto {HEAD ~ a conveyor belt} where they are transported to a weighing or packaging station 
{ TAIL ~ The subparts } fall onto { HEAD ~ a conveyor belt } where they are transported to a weighing or packaging station
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH