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.

Example Input: Sentence1: Alan was the coach of a little league baseball team. Sentence2: His son was on the team. Sentence3: Alan was very excited because the team was doing well. Sentence4: He chose to enter them into the little league World Series. Sentence5: Alan took his team to the World Series and they won.
Example Output: His son, Alan, Team

Example Input: Sentence1: My husband and I decided we wanted to grow our own fresh vegetables. Sentence2: We tilled and prepared the area we decided would work best. Sentence3: After the tilling was done, we laid weed barrier down over the ground. Sentence4: We staked some fencing around the garden plot to keep animals out. Sentence5: After all that was done, we planted our vegetables in rows.
Example Output: I (myself), Husband

Example Input: Sentence1: The ball was thrown to me. Sentence2: There was 11 seconds left and I decided to run with the ball. Sentence3: Since two guards were running toward me, I threw the ball. Sentence4: My teammate, who was open, caught the ball and ran. Sentence5: He scored a touchdown.
Example Output:
I (myself), Guards, Teammate