"Chernyi Kot" is one of the most iconic "twist" songs of the Soviet "Thaw" era.
The addition of "mp3" and "skachat" (download) suggests the user is looking for a digital file of the song. Websites that offer these downloads often appear in search results with similar encoded titles.
: "Скачать mp3 черный кот" (Skachat mp3 chernyi kot). Meaning : "Download mp3 Black Cat." 2. The Song: "Chernyi Kot" (Black Cat)