{HEAD ~ Apparatus} 38 may also have {TAIL ~ four or more discrete operating states}, or may have multiple operating states along an analog scale 
{ HEAD ~ Apparatus } 38 may also have { TAIL ~ four or more discrete operating states } , or may have multiple operating states along an analog scale
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH