This was originally synthesized from an old turn of the last century German folk book. So I guess a tied up unicorn has some sort of meaning in some sort of famous folk story. Anyone want to shed some light on this one?
獨角獸，男人和斧頭
animal、ax、axe、fantasy、forest、man、rope、unicorn
動物、斧、軸、幻想、森林、人、繩、獨角獸
資料來源：openclipart ( https://openclipart.org/ )