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Disallow: /images/
Disallow: /logs/
Disallow: /usage/ 

User-agent: googlebot
Sitemap: http://www.cranio-impuls.de/sitemap.xml

User-agent: yahoo
Sitemap: http://www.cranio-impuls.de/urllist.txt

User-agent: *
Sitemap: http://www.cranio-impuls.de/sitemap.html