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