{HEAD ~ The user} selects {TAIL ~ a desired destination} from among the candidates, whereby an e mail destination address is selected and called up 
selects
{ HEAD ~ The user } selects { TAIL ~ a desired destination } from among the candidates , whereby an e mail destination address is selected and called up
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH