User-agent: *
Disallow: /share
Disallow: /answer
Disallow: /questions/*/voteup$
Disallow: /questions/*/votedown$
Disallow: /answers/*/voteup$
Disallow: /answers/*/votedown$
Disallow: /questions/*/answer$
Disallow: /logon
Disallow: /profile
Disallow: /comment
Disallow: /questions/alphabetic

User-agent: Yandex
Disallow: /share
Disallow: /atom/questions
Disallow: /atom/Questions
Disallow: /atom/question
Disallow: /atom/Question
Disallow: /rss/questions
Disallow: /rss/Questions
Disallow: /rss/question
Disallow: /rss/Question
Disallow: /answer
Disallow: /questions/*/voteup$
Disallow: /questions/*/votedown$
Disallow: /answers/*/voteup$
Disallow: /answers/*/votedown$
Disallow: /questions/*/answer$
Disallow: /logon
Disallow: /profile
Disallow: /comment
Disallow: /questions/alphabetic