{TAIL ~ The orientation} of these gaps in the back iron are configured to achieve {HEAD ~ the desired operation} of the design 
{ TAIL ~ The orientation } of these gaps in the back iron are configured to achieve { HEAD ~ the desired operation } of the design
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH