{HEAD ~ a hydraulic connection} leading from {TAIL ~ said brake circuit} to low pressure and high pressure accumulator systems; and 
leading from
{ HEAD ~ a hydraulic connection } leading from { TAIL ~ said brake circuit } to low pressure and high pressure accumulator systems ; and
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH