Complex sentence: Polandball, also known as countryball, is a user-generated internet meme that began on the/int/board of German-language imageboard Krautchan.net in 2009.
Split into simpler sentences: Polandball, also known as countryball, is a user-generated internet meme. The meme began on the/int/board of Krautchan.net in 2009.