In {TAIL ~ one embodiment}, the fourchette extends along both the ulnar and radial sides of {HEAD ~ the anterior and posterior portions} 
In { TAIL ~ one embodiment } , the fourchette extends along both the ulnar and radial sides of { HEAD ~ the anterior and posterior portions }
OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD