The housing, including a wall, carries the bag in {HEAD ~ an angular disposition} relative to {TAIL ~ the wall} 
relative to
The housing , including a wall , carries the bag in { HEAD ~ an angular disposition } relative to { TAIL ~ the wall }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL