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.

Ex Input:
Sentence1: It was sunny when Alice went for an afternoon walk. Sentence2: She wore light clothing because it was very hot. Sentence3: During her walk it began to rain unexpectedly. Sentence4: Alice began to run home. Sentence5: Alice was soaked by the time she arrived home.

Ex Output:
Alice

Ex Input:
Sentence1: Miranda had a craving for something salty. Sentence2: She tried to eat some chips but she still craved something. Sentence3: She decided she craved something meaty instead. Sentence4: She went to McDonald's and bought a large order of chicken nuggets. Sentence5: Her craving for something salty and savory was satisfied.

Ex Output:
Miranda

Ex Input:
Sentence1: I bought a new car. Sentence2: However, the car could not play CDs. Sentence3: It only played the radio. Sentence4: I really hated songs on the radio. Sentence5: I decided to install a CD player so I could play my music.

Ex Output:
I (myself)