Complex sentence: However, if the player matches a word with the wrong picture, a "Gruzzle" appears and the player must press the Space bar to order Benny the Bookworm to pour slime on it to make it go away permanently.
Split into simpler sentences: However, if the player matches a word with the wrong picture, a "Gruzzle" appears. When met by a Gruzzle the player must press the Space bar to order Benny the Bookworm to pour slime on it to make it go away permanently.