{HEAD ~ The feed mixer apparatus} 6 wherein {TAIL ~ said first auger} includes a first set of knives 
wherein
{ HEAD ~ The feed mixer apparatus } 6 wherein { TAIL ~ said first auger } includes a first set of knives
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH