Definition: 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.
Input: Sentence1: Tim was a very clumsy boy. Sentence2: Today, he was running downstairs while holding scissors. Sentence3: He tripped on the last step and fell. Sentence4: The scissors he was holding jabbed him in his leg. Sentence5: Tim cried as he looked at the blood coming out of the cut.
Output:
Tim