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: Ken was a cook. Sentence2: Ken was given an order for a medium rare steak. Sentence3: Ken cooked up the steak nice and rare. Sentence4: He went to serve it to the customers. Sentence5: The customer told him they wanted it well done.
[A]: Customer, Ken, Customers

[Q]: Sentence1: Felix was highly interested in life in the colonial United States. Sentence2: He loved going to reenactments and colonial fairs. Sentence3: He studied their ways of making goods and doing services. Sentence4: Eventually he found employment in colonial Williamsburg. Sentence5: It was a good educational opportunity, and a chance to share his love.
[A]: Colonial williamsburg, Felix, Colonial united states

[Q]: Sentence1: Sue was excited to get her dream job. Sentence2: She felt like she'd made it as she took her first coffee break. Sentence3: In the break room, she put her last quarters in the vending machine. Sentence4: When she pressed the button, nothing came out. Sentence5: Sue was kicking the machine when her new boss walked past.
[A]:
Sue