If Hulu is either an animal or dirt, then Hulu eats and is dirt.
All humans eat. If something eats, then it is not a plant. A thing is either plant or animal. All goats are animals. No dirt is an animal. Hulu is a goat or a human.
∀x (Human(x) → Eat(x)) ∀x (Eat(x) → ¬Plant(x)) ∀x (Plant(x) ∨ Animal(x)) ∀x (Goat(x) → Animal(x)) ∀x (Dirt(x) → ¬Animal(x)) Goat(hulu) ∨ Human(hulu)