In {TAIL ~ addition}, power to the device is terminated in {HEAD ~ response} to the power management event 
In { TAIL ~ addition } , power to the device is terminated in { HEAD ~ response } to the power management event
OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH