Instructions: 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: I cleaned the whole house last week. Sentence2: I decided to donate a lot of things. Sentence3: I had a lot of clothes and toys to go. Sentence4: I brought them to the local donation drop off. Sentence5: They were happy to see such a large donation.
Output:
I (myself)