Definition: 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.
Input: Sentence1: I decided to make burgers. Sentence2: I made the patties and put them on a plate. Sentence3: I left the plate on the picnic table. Sentence4: Next thing I knew, the dog had stolen the plate. Sentence5: She had the burger on the ground, eating them all.
Output:
I (myself), Dog