{HEAD ~ The safety system} also includes {TAIL ~ a support member} that has an undeployed mode and a deployed mode 
{ HEAD ~ The safety system } also includes { TAIL ~ a support member } that has an undeployed mode and a deployed mode
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH