Detailed Instructions: 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: Jason needed some afternoon caffeine. Sentence2: He decide to make a pot of tea. Sentence3: Jason picked the earl grey variety of tea. Sentence4: He heated up the water on the stove. Sentence5: With the water he poured himself a cup of tea.
Solution:
Jason