When a network service provider furnishes group specific toolbars, adults can place a child in front of a networked computer without worrying that the child will stumble onto {HEAD ~ material} intended for {TAIL ~ mature audiences} 
intended for
When a network service provider furnishes group specific toolbars , adults can place a child in front of a networked computer without worrying that the child will stumble onto { HEAD ~ material } intended for { TAIL ~ mature audiences }
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 OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL