User-agent: *
Disallow: /rules.php
Disallow: /example.html
Disallow: /courses/

User-agent: Slurp
Disallow: /rules.php
Disallow: /example.html
Disallow: /courses/
Crawl-delay: 60

User-agent: Yandex
Disallow: /rules.php
Disallow: /example.html
Disallow: /courses/
Host: mrtranslate.ru