HTTP/2 200 date: Thu, 09 Oct 2025 22:21:38 GMT content-type: application/xml content-length: 872 cf-ray: 98c145a8dc728087-BLR last-modified: Fri, 19 Feb 2010 16:33:19 GMT etag: "966-47ff6a41eb1c0-gzip" cache-control: max-age=7776000 expires: Wed, 07 Jan 2026 22:21:38 GMT vary: Accept-Encoding,Origin content-encoding: gzip access-control-allow-origin: * x-backend: www-mirrors x-request-id: 98c145a8dc728087 strict-transport-security: max-age=15552000; includeSubdomains; preload content-security-policy: frame-ancestors 'self' https://cms.w3.org/ https://cms-dev.w3.org/; upgrade-insecure-requests cf-cache-status: MISS accept-ranges: bytes set-cookie: __cf_bm=_rNMbKWKgDyj4nRME2D8zjNMwRefF5nrDJtN57mvZzA-1760048498-1.0.1.1-9XA7b277WQS0sNQHVGBCWHItTD23FL5..9GUeSInYTO9Sscade0WTl_Ds8oSx_2ABe1nggJRa7KrSnLtV_7RFVhJPm00ggnVrlpLN4NiQ0g; path=/; expires=Thu, 09-Oct-25 22:51:38 GMT; domain=.w3.org; HttpOnly; Secure; SameSite=None server: cloudflare alt-svc: h3=":443"; ma=86400 SSML 1.1 (Extended Profile) Schema (20081002) Copyright 1998-2008 W3C (MIT, ERCIM, Keio), All Rights Reserved. Permission to use, copy, modify and distribute the SSML schema and its accompanying documentation for any purpose and without fee is hereby granted in perpetuity, provided that the above copyright notice and this paragraph appear in all copies. The copyright holders make no representation about the suitability of the schema for any purpose. It is provided "as is" without expressed or implied warranty. restriction: version and xml:lang attributes on speak mandatory restriction: name attribute on mark is mandatory