If you meant a general review of as a torrent index for “kids/teens” (Knaben): Useful review: The Pirate Bay for younger users
If you meant (possibly a typo for Knaben as in "boys" in German/Dutch, or a misremembered release group name), no widely known torrent release group or notable scene release goes by that exact name. pirate bays knaben
The Pirate Bay (TPB) is one of the oldest and most resilient BitTorrent indexes. “Knaben” (German/Dutch for boys or lads ) might refer to teens or young users searching for content. If you meant a general review of as