eserveAspectRatio="xMinYMin meet" x="378.25" y="-95.75"/>
<polyline fill="none" stroke="black" points="317.5,-23.75 317.5,0 505,0 505,-23.75"/>
<text text-anchor="start" x="370" y="-6.45" font-family="arial" font-size="14.00">Cross&#45;section</text>
</g>
<!-- Key&#45;&#45;W1 -->
<g id="edge1" class="edge">
<title>Key:e&#45;&#45;W1:w</title>
<path fill="none" stroke="#000000" stroke-width="2" d="M173.5,-145.13C246.86,-147.09 248.14,-218.09 317.5,-216.13"/>
<path fill="none" stroke="#ffffff" stroke-width="2"