{HEAD ~ The present invention} relates to {TAIL ~ an electromagnetic piston engine} capable of producing driving power by a reciprocal movement of a piston in a cylinder by electromagnetic force 
relates to
{ HEAD ~ The present invention } relates to { TAIL ~ an electromagnetic piston engine } capable of producing driving power by a reciprocal movement of a piston in a cylinder by electromagnetic force
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL 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