Additionally, the stubs facilitate {HEAD ~ laser removal} of {TAIL ~ portions} 56, leaving enshortened stubs 58 
Additionally , the stubs facilitate { HEAD ~ laser removal } of { TAIL ~ portions } 56 , leaving enshortened stubs 58
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH