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: Hal hadn't considered nutrition in his first 20 years. Sentence2: On his 26th birthday he began to be especially concerned. Sentence3: His gut was obvious, but he knew action had to be taken. Sentence4: He couldn't stay lazy, so he exercised more and maintained his diet. Sentence5: This combination made him and others feel inspired that Spring.
[A]: Hal, Others

[Q]: Sentence1: Simy heard her mom speaking to her grandma about a lost letter. Sentence2: She asked her mom what happened. Sentence3: Her mom said her grandma had lost a special letter from her grandpa. Sentence4: Simy felt sad but soon forgot as she played. Sentence5: While putting her toys away she found the letter on a toy shelf.
[A]: Simy, Grandpa, Mom, Grandma

[Q]: Sentence1: This car dealer has not moved any inventory in months. Sentence2: He tried to market his cars but nothing happened. Sentence3: He finally had to drop his prices. Sentence4: After he started to see people coming to his car lot. Sentence5: He was able to sell everything he had in stock.
[A]:
People, Car dealer