{HEAD ~ A variable valve gear} for {TAIL ~ an internal combustion engine} for variably controlling opening and closing timings of an intake valve, the variable valve gear comprising: 
{ HEAD ~ A variable valve gear } for { TAIL ~ an internal combustion engine } for variably controlling opening and closing timings of an intake valve , the variable valve gear comprising :
HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL 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