An interface component can receive {HEAD ~ a portion} of {TAIL ~ data} related to an instant messaging session, wherein the portion of data is associated with an instant messaging communication 
of
An interface component can receive { HEAD ~ a portion } of { TAIL ~ data } related to an instant messaging session , wherein the portion of data is associated with an instant messaging communication
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH