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: My boyfriend's father was diagnosed with prostate cancer in 2005. Sentence2: He fought for a long time with chemotherapy and radiation. Sentence3: He realized last year that his time was coming to an end. Sentence4: He tried to reach out to my boyfriend but he was in denial. Sentence5: He passed away a few months ago and my boyfriend never got to say bye.
A:
I (myself), Boyfriend's father, My boyfriend