instruction:
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.
question:
Sentence1: Calvin was so excited! Sentence2: His friends were coming over for a birthday party. Sentence3: He cleaned his room and decorated the play room. Sentence4: They came over and brought him gifts. Sentence5: He had a great time!
answer:
Friends, Calvin

question:
Sentence1: Evan was bad at science. Sentence2: He tried his best, but it just made little sense to him. Sentence3: Still, he studied diligently. Sentence4: At the end-of-year commencement he was surprised to be called onstage. Sentence5: There, Evan was given an award for Most Improved Science Student!
answer:
Evan

question:
Sentence1: Jenny and her friends were bored. Sentence2: They drove out to the mall to walk around. Sentence3: They walked through some stores and tried on clothes. Sentence4: They found a lot of cute things. Sentence5: The girls were happy they'd spent their day together.
answer:
Friends, Jenny