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<!DOCTYPE html>
<script src="utils.js"></script>
<title>Page loaded in a frame in a fenced frame tree</title>
<script>
// This page is loaded either in an iframe or a fenced frame
// nested inside a root fenced frame.
document.cookie = 'G=nested_in_fenced_frame; SameSite=Lax';
const [cookie_value_key] = parseKeylist()
const cookie_value = document.cookie;
writeValueToServer(cookie_value_key, cookie_value);
</script>