{HEAD ~ a capping spindle} defining {TAIL ~ an axis} along which said spindle is vertically movable 
defining
{ HEAD ~ a capping spindle } defining { TAIL ~ an axis } along which said spindle is vertically movable
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH