Depending upon where the female slots 407,408 are located, {TAIL ~ various housing elements} will provide separation between {HEAD ~ the slots} 407,408 
Depending upon where the female slots 407,408 are located , { TAIL ~ various housing elements } will provide separation between { HEAD ~ the slots } 407,408
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH