In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: Ellie's cat Jazz was a tuna fiend. Sentence2: Any time Ellie opened a can of tuna, Jazz knew about it. Sentence3: Ellie tried to trick Jazz by buying bagged tuna. Sentence4: As soon as Ellie opened it, Jazz was there. Sentence5: There was just no hiding tuna from Jazz!
Ellie, Jazz