In {HEAD ~ the closed position}, a portion of {TAIL ~ the display} is obstructed by the keyboard unit 
In { HEAD ~ the closed position } , a portion of { TAIL ~ the display } is obstructed by the keyboard unit
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH