Each hidden layer includes nodes in which the output of the node is fed back to that node as an input with {HEAD ~ a unit delay} occurring in {TAIL ~ the feedback path}  
occurring in
Each hidden layer includes nodes in which the output of the node is fed back to that node as an input with { HEAD ~ a unit delay } occurring in { TAIL ~ the feedback path }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH 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 TAIL OTH