User-agent: *
Disallow: /banners/
Disallow: /letters/
Disallow: /pics/
Disallow: /search.php
Disallow: /message.php
Disallow: /reg.php
Disallow: /reg.short.php
Crawl-delay: 2

User-agent: SemrushBot
Disallow: /

User-agent: Yandex
Disallow: /banners/
Disallow: /letters/
Disallow: /pics/
Disallow: /search.php
Disallow: /message.php
Disallow: /reg.php
Disallow: /reg.short.php
Crawl-delay: 1.6
Host: dating.ru