You will be given a definition of a task first, then some input of the task.
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: Sam wanted to watch television. Sentence2: He couldn't find the remote to turn it on. Sentence3: He looked in a lot of places. Sentence4: Eventually he looked in the kitchen and found it on the counter. Sentence5: Sam didn't know how it got there but was glad he found it.
Output:
Sam