User-agent: *
Disallow: /questions/subscription.php
Disallow: /report/
Disallow: /ChatterBank/
Disallow: /search/sponsored_search.php
Allow: /ChatterBank/article-list/
Allow: /ChatterBank/article/

User-agent: Mediapartners-Google
Disallow:

User-agent: Bingbot
Crawl-delay: 10
Disallow: /report/
Disallow: /ChatterBank/
Disallow: /search/sponsored_search.php
Allow: /ChatterBank/article-list/
Allow: /ChatterBank/article/

User-agent: Yahoo! Slurp
Crawl-delay: 10
Disallow: /report/
Disallow: /ChatterBank/
Disallow: /search/sponsored_search.php
Allow: /ChatterBank/article-list/
Allow: /ChatterBank/article/