User-agent: Yahoo! Slurp China
Disallow: /
Crawl-delay: 13000

User-agent: Yahoo-Slurp
Disallow: /
Crawl-delay: 13000

User-agent: Sogou web spider
Disallow: /
Crawl-delay: 13000

User-agent: sogou spider
Disallow: /
Crawl-delay: 13000