{HEAD ~ The flange} extends laterally outwardly from {TAIL ~ the first surface} of the web at a second longitudinal edge of the first web section 
extends laterally outwardly from
{ HEAD ~ The flange } extends laterally outwardly from { TAIL ~ the first surface } of the web at a second longitudinal edge of the first web section
HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH