User-Agent: Yahoo
Disallow: /

User-agent: *
Crawl-delay: 30
Disallow: /trac/browser/
Disallow: /trac/log/
Disallow: /trac/changeset/
Disallow: /svn/tags/
Disallow: /svn/branch/
Disallow: /svn/trunk/libs/
Disallow: /svn/trunk/tests/simpletest/
Disallow: /trac/query
Disallow: /trac/search