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.

[Q]: Sentence1: Matt's mom promised a surprise for him after school. Sentence2: He was excited all day. Sentence3: So excited that he wasn't paying attention during math class. Sentence4: When he didn't answer when called, he was given detention. Sentence5: Matt would have to wait longer to find out what was his surprise.
[A]: Matt, Matt's mom

[Q]: Sentence1: I did dishes last night and came across a really dirty pan. Sentence2: I let it soak in the sink while I cleaned everything else. Sentence3: By the time all else was done, the pan was still very dirty. Sentence4: I had to scrape away at it with steel wool. Sentence5: By the time I went through two wool pads it was clean.
[A]: I (myself)

[Q]: Sentence1: When I was painting my nails yesterday I had an accident. Sentence2: I started painting in the living room when the polish fell. Sentence3: The polish dropped on the carpet. Sentence4: I immediately rushed clean it up. Sentence5: Unfortunately it would not come out.
[A]:
I (myself)