According to the present embodiment, {HEAD ~ the matching area} is set to a rise part from the line L toward {TAIL ~ the space S} 
According to the present embodiment , { HEAD ~ the matching area } is set to a rise part from the line L toward { TAIL ~ the space S }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL