Accordingly, {HEAD ~ the cause} of the abnormal behavior of moving objects can be immediately identified from video information that has been obtained during {TAIL ~ observation} 
Accordingly , { HEAD ~ the cause } of the abnormal behavior of moving objects can be immediately identified from video information that has been obtained during { TAIL ~ observation }
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 OTH OTH TAIL TAIL TAIL TAIL TAIL