The child or infants head can simply rest against {HEAD ~ the car seat} 16 in {TAIL ~ this arrangement} 
in
The child or infants head can simply rest against { HEAD ~ the car seat } 16 in { TAIL ~ this arrangement }
OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL