{TAIL ~ a plurality} of nodes having {HEAD ~ location information} to respectively correspond to the starting position and the target positions at which the articles are transported 
{ TAIL ~ a plurality } of nodes having { HEAD ~ location information } to respectively correspond to the starting position and the target positions at which the articles are transported
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH