The cage 16 is constructed of a top loop 22, a bottom loop 24 and {HEAD ~ a plurality} of {TAIL ~ side cables} 26 
The cage 16 is constructed of a top loop 22 , a bottom loop 24 and { HEAD ~ a plurality } of { TAIL ~ side cables } 26
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH