The display of {TAIL ~ a human figure} is changed based on a change in {HEAD ~ viewpoint/orientation} of the device 
The display of { TAIL ~ a human figure } is changed based on a change in { HEAD ~ viewpoint / orientation } of the device
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH