{HEAD ~ The pair} of leg means are pivotally mounted to {TAIL ~ the top} and to a secondary member located vertically downwardly from the pivotal connection to the top 
are pivotally mounted to
{ HEAD ~ The pair } of leg means are pivotally mounted to { TAIL ~ the top } and to a secondary member located vertically downwardly from the pivotal connection to the top
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH