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.

Sentence1: Dan had a very fine cobblestone walkway. Sentence2: Some of the stones had started to jut out unevenly. Sentence3: Dan got out a shovel and leveled the dirt under them. Sentence4: He tamped them down gently to make them all match. Sentence5: Now the stones in Dan's walkway are all perfectly even.
Dan

Sentence1: Jim liked to watch sports, but never played. Sentence2: He mostly wished he was better at basketball. Sentence3: Jim's friends eventually encouraged him to join the basketball team. Sentence4: After lots of practice, Jim's skills increased. Sentence5: Now Jim is the best player on the team, and he feels accomplished.
Jim, Jim's friends

Sentence1: Jamie took her baby and set it down in the crib. Sentence2: Then she went to cook broccoli. Sentence3: She heard a loud thump from the baby's bedroom. Sentence4: She ran into the room to see if the baby had fallen. Sentence5: Her baby was running around the room.
Baby, Jamie