generate {HEAD ~ a recipient list} responsive to {TAIL ~ the survey request}, the recipient list including at least one of the potential survey participant and the potential advertising participant 
responsive to
generate { HEAD ~ a recipient list } responsive to { TAIL ~ the survey request } , the recipient list including at least one of the potential survey participant and the potential advertising participant
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH