User-agent: Yandex 
Disallow: /forum/user/ 
Disallow: /user/ 
Disallow: /admin/ 
Disallow: /timeplot/
Allow: / 
User-agent: * 
Disallow: /forum/user/ 
Disallow: /user/ 
Disallow: /admin/ 
Disallow: /timeplot/
Allow: /