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: In college, I studied abroad in France. Sentence2: My 16-year-old host brother was very nice. Sentence3: I invited him to a party with me to meet some cool older kids. Sentence4: He misunderstood why I invited him. Sentence5: He tried to kiss me on the bus ride home.
I (myself), Host brother, Older kids

Sentence1: Dan had a very fine cobblestone walkway. Sentence2: Some of the stones had started to jut out unevenly. Sentence3: Dan got out a shovel and leveled the dirt under them. Sentence4: He tamped them down gently to make them all match. Sentence5: Now the stones in Dan's walkway are all perfectly even.
Dan

Sentence1: Billy was a star basketball player. Sentence2: It was the last quarter of the game. Sentence3: Billy was open and his teammate passed the ball to him. Sentence4: Billy ran up to the hoop. Sentence5: He scored and helped the team win.
Billy, Teammate