reading {HEAD ~ predetermined synthesis image information} from {TAIL ~ an image information storage unit}, which stores synthesis image information to be synthesized 
reading { HEAD ~ predetermined synthesis image information } from { TAIL ~ an image information storage unit } , which stores synthesis image information to be synthesized
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH