At 345, the search engine may render results that satisfy the query and include {HEAD ~ additional information} about {TAIL ~ the semantically related objects} 
At 345 , the search engine may render results that satisfy the query and include { HEAD ~ additional information } about { TAIL ~ the semantically related objects }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL