The image generation unit then calculates the facial configuration corresponding to the position in {HEAD ~ the string} of phonemes, calculates {TAIL ~ the facial configuration}, and causes the facial configuration to be displayed on a video device 
The image generation unit then calculates the facial configuration corresponding to the position in { HEAD ~ the string } of phonemes , calculates { TAIL ~ the facial configuration } , and causes the facial configuration to be displayed on a video device
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH