User-agent: *
# Ignore pages with sub-session id in stepbased
# The "&" based directive is for crawlers that don't handle the "?" listing correctly, even though "?" is supposed to encompass both
Disallow: /*?v=*
Disallow: /*&v=*  

Disallow: /er/General/
Disallow: /er/Matchmake/
Disallow: /er/gdpr/
Disallow: /er/static/
Disallow: /er/images/
Disallow: /er/jQuery/
Crawl-delay: 10

User-agent: SemrushBot
Disallow: /

User-agent: Yandex
Disallow: /