The article 1 wherein the front seating area has {HEAD ~ a generally rounded semi elliptical shape} and {TAIL ~ the rear seating area} has a generally rounded semi elliptical shape 
The article 1 wherein the front seating area has { HEAD ~ a generally rounded semi elliptical shape } and { TAIL ~ the rear seating area } has a generally rounded semi elliptical shape
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH