In particular, {TAIL ~ the notification} can relate to the acceptance of {HEAD ~ the delegation} for an instant messaging communication and session 
In particular , { TAIL ~ the notification } can relate to the acceptance of { HEAD ~ the delegation } for an instant messaging communication and session
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH