Further, {HEAD ~ each} of {TAIL ~ the road side data exchange devices} broadcasts the analyzed result data from its database to all of neighboring road side data exchange devices to provide the analyzed result data to an electronic device 
of
Further , { HEAD ~ each } of { TAIL ~ the road side data exchange devices } broadcasts the analyzed result data from its database to all of neighboring road side data exchange devices to provide the analyzed result data to an electronic device
OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL 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 OTH OTH OTH OTH