More specifically, the base or {HEAD ~ pre reinforced plastic foam cup} includes {TAIL ~ a resilient, frustoconical body} 
includes
More specifically , the base or { HEAD ~ pre reinforced plastic foam cup } includes { TAIL ~ a resilient , frustoconical body }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL