User-agent: MLBot
Disallow: / 
User-agent: msnbot
crawl-delay: 360
User-agent: msnbot-news
crawl-delay: 360
User-agent: msnbot-media
crawl-delay: 360
User-agent: msnbot-products
crawl-delay: 360

User-Agent: *
Crawl-Delay: 40