{HEAD ~ The valve member} has {TAIL ~ a first state} in which it permits fluid to flow from the first port to the second port and a second state in which it permits fluid to flow from the second port to the third port 
{ HEAD ~ The valve member } has { TAIL ~ a first state } in which it permits fluid to flow from the first port to the second port and a second state in which it permits fluid to flow from the second port to the third port
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH