User-agent: *
Disallow: /
User-agent: Yandex
Disallow: *threaded*
Disallow: *linear*
Disallow: *calendar*
Disallow: *act*
Disallow: *view*
Allow: /
Crawl-Delay: 30

User-agent: Googlebot
Disallow: *threaded*
Disallow: *linear*
Disallow: *calendar*
Disallow: *act*
Disallow: *view*
Allow: /
Crawl-Delay: 30

User-agent: StackRambler
Disallow: *threaded*
Disallow: *linear*
Disallow: *calendar*
Disallow: *act*
Disallow: *view*
Allow: /
Crawl-Delay: 30