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.

[EX Q]: Sentence1: My friends and I went to a music festival. Sentence2: We got to see eighty different bands. Sentence3: The atmosphere was like a carnival. Sentence4: We danced until daybreak each day. Sentence5: By the end of the weekend, we were exhausted and happy.
[EX A]: I (myself), My friends, My friends and i

[EX Q]: Sentence1: Carlos always loved being near the water. Sentence2: His friend invited him to go sailing one day. Sentence3: Carlos and his friend spent the entire day sailing. Sentence4: It was a great day. Sentence5: Carlos was happy that he had spent the day on the water.
[EX A]: Friend, Carlos

[EX Q]: Sentence1: Mark decided his cable bill was too high. Sentence2: He decided to cancel the service. Sentence3: Mark spent more time reading and doing puzzles. Sentence4: He saved a lot of money every month. Sentence5: Mark used the money he saved to take his girlfriend out.
[EX A]:
Girlfriend, Mark