Filter from Baden-Baden Filter

The site was present with a large call-to-optimized content (fat text distribution, a high level of spammy of keywords, meta-categories spammy) for this re-optimization the site received sanctions from the Yandex PC in the form of the "Baden-Baden" filter.
To remove this filter, analytical work was carried out, pages with re-optimization were determined and recommendations for removing the filter were given.

In the course of a month the sanctions were removed and the traffic that was previously returned to the site.