chromium/third_party/blink/web_tests/external/wpt/svg/text/reftests/first-letter-ref.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
  <style>
    text {
      font-family: Ahem;
      font-size: 50px;
    }
  </style>
  <text x="100" y="100">
    <tspan fill="green">X</tspan>XXX
  </text>
</svg>