User-agent: StackRambler 
Disallow: /engine/
Host: www.pylsa.net

User-agent: Aport
Disallow: /engine/
Host: www.pylsa.net

User-Agent: Yandex
Disallow: /engine/
Host: www.pylsa.net

User-agent: googlebot
Disallow: /engine/

User-Agent: *
Disallow: /engine/