{TAIL ~ A device} includes {HEAD ~ a stationary, rotary component}, and a fiber optic sensing system 
{ TAIL ~ A device } includes { HEAD ~ a stationary , rotary component } , and a fiber optic sensing system
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH