User-agent: *
Disallow: 

User-Agent: Charlotte
Crawl-delay: 5.0

User-Agent: Slurp
Crawl-delay: 0.25

User-Agent: Yahoo!-AdCrawler
Crawl-delay: 0.15

User-Agent: AdsBot-Google
Crawl-delay: 0.15

User-Agent: *
Crawl-delay: 0.05