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chromium/third_party/blink/web_tests/http/tests/inspector-protocol/page/resources/navigation-chain1.html 

<html>
  <head>
    <title>Hello World 1</title>
    <meta http-equiv="refresh" content="0; url=./navigation-chain2.pl"/>
  </head>
  <body>HELLO WORLD 1</body>
</html>