| <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"> |
| <defs> |
| <mask id="mask"> |
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| <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> |
