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: Daphne was offered a cookie at her best friend's house. Sentence2: Because it looked delicious and she was hungry, she accepted. Sentence3: When she put it in her mouth, she instantly regretted her decision. Sentence4: She hadn't realized the cookie contained almonds, which she hated! Sentence5: Daphne, choking down the cookie, pretended to like it anyway.
Output:
Daphne, Best friend