User-agent: Googlebot
Allow: /$
Allow: /login/
Disallow: /log
Disallow: /*/log
Disallow: /home/global_feed

User-agent: *
Allow: /$
Allow: /about/
Allow: /jobs
Allow: /challenges
Allow: /press
Allow: /login/
Disallow: /
Disallow: /log
Disallow: /*/log
Disallow: /home/global_feed