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.

Sentence1: My uncle Burie is a Viking descendant. Sentence2: He owns a farm with lots of horses. Sentence3: When I was four, he let me ride his baby cow. Sentence4: The cow was walking wobbly with me on his back. Sentence5: I fell in love with the cow, and wouldn't leave his side.
I (myself), Burie, The cow