TASK DEFINITION: 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.
PROBLEM: Sentence1: Gina went for a walk near her home. Sentence2: At the end of the walkway was an orange construction sign. Sentence3: Gina walked over to see what the sign said. Sentence4: The sign stated a major street would be closing for repairs. Sentence5: It would be inconvenient, but Gina hoped it would at least be quick.

SOLUTION: Gina

PROBLEM: Sentence1: Jim designed a fun game website in his spare time. Sentence2: He shared it with some friends, and it became popular. Sentence3: One morning Jim woke to a message in his inbox. Sentence4: A major company wanted to buy Jim's site for $15 million! Sentence5: Jim was overjoyed!

SOLUTION: Company, Jim, Friends

PROBLEM: Sentence1: Francis found a squirrel in his college's student yard. Sentence2: The squirrel wasn't afraid of him and approached him. Sentence3: He had some nuts in his backpack, so he offered them to the squirrel. Sentence4: The squirrel took them and now shows up when Francis is in the yard. Sentence5: Francis regularly feeds the squirrel almonds he brings.

SOLUTION:
Francis, Squirrel