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chromium/third_party/blink/web_tests/external/wpt/css/css-text/boundary-shaping/reference/boundary-shaping-010.ref.html 

<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<style>
body {
  font: 36px sans-serif;
}
div {
  text-align: center;
}
</style>
</head>
<body>
<div dir=rtl>
السلام
</body>
</html>