{HEAD ~ The devices} include a plurality of {TAIL ~ electronic shelf labels} 202A . . . 202N and a plurality of RFID tags 204A . . . 204N 
{ HEAD ~ The devices } include a plurality of { TAIL ~ electronic shelf labels } 202A . . . 202N and a plurality of RFID tags 204A . . . 204N
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH