In {TAIL ~ order} to tighten the shoelace 220 in a state wherein {HEAD ~ the shoelace} 220 is knotted as described above, portions of the shoelace 220 which just exit the main through hole 134, are pulled 
In { TAIL ~ order } to tighten the shoelace 220 in a state wherein { HEAD ~ the shoelace } 220 is knotted as described above , portions of the shoelace 220 which just exit the main through hole 134 , are pulled
OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH