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: Susie and her friends decided to play graveyard. Sentence2: The girls laid down on the field motionless. Sentence3: All the sudden Susie moved. Sentence4: She ended up losing the game first. Sentence5: Susie laughed but wanted to play again.

Ex Output:
Friends, Susie

Ex Input:
Sentence1: Jane couldn't understand why she was in time out. Sentence2: She looked around her room where all the toys were still on the floor. Sentence3: Her mom wanted her to pick them up before dinner. Sentence4: Jane though had just played with the toys. Sentence5: Jane decided to pick up her toys and then apologized to her mom.

Ex Output:
Jane, Mom