Complex sentence: At breakfast the next day, Homer pours himself a bowl of cereal and a cobra hidden inside the cereal box attempts to attack Homer, but luckily, he easily disables the cobra by repeatedly swinging it against the refrigerator.
Split into simpler sentences: At breakfast the next day, Homer pours himself a bowl of cereal and a cobra hidden inside the cereal box attempts to attack him. Luckily, he disables the cobra by repeatedly swinging it against the refrigerator.