chromium/third_party/blink/web_tests/external/wpt/css/css-masking/mask-image/support/mask-half-transparent-100x100.svg

<?xml version="1.0"?>
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
  <defs>
    <mask id="mask" mask-type="alpha">
      <rect x="0" y="0"  width="100" height="50" fill-opacity="1"/>
      <rect x="0" y="50" width="100" height="50" fill-opacity="0"/>
    </mask>
  </defs>
</svg>