chromium/third_party/blink/web_tests/svg/filters/filter-clip.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<defs>
<mask id="mask">
    <rect x="0" y="0" width="140" height="140" fill="green"/>
    <circle cx="70" cy="70" r="40" fill="yellow"/>
</mask>
<filter id="blur" x="-20%" y="-20%" width="140%" height="140%">
    <feGaussianBlur stdDeviation="10"/>
</filter>
<clipPath id="clip">
    <circle cx="70" cy="70" r="50"/>
</clipPath>
</defs>
<rect x="20" y="20" width="100" height="100" style="fill:green;filter:url(#blur);clip-path:url(#clip);mask:url(#mask)"/>
</svg>