TASK DEFINITION: In this task, you're given the title of a story consisting of five sentences, numbered 1 through 5. Your job is to arrange the sentences in order to make a story that makes complete sense and is apt for the title. Indicate your answer using the number of the sentences in order, such as '34152'.
PROBLEM: Title: Christmas Vacation. Sentence 1: He took his girlfriend to meet his family. Sentence 2: His girlfriend really liked them too. Sentence 3: Tim's family really liked his girlfriend. Sentence 4: They spent a week at his old house. Sentence 5: Tim decided to go home for the holidays.

SOLUTION: 51432

PROBLEM: Title: Ice Skating. Sentence 1: He approached the skating arena for the first time. Sentence 2: After a few seconds, he immediately fell. Sentence 3: Ken placed his skating shoes on his foot. Sentence 4: Eventually, someone helped him up. Sentence 5: Other skaters fell because he was in their way.

SOLUTION: 31254

PROBLEM: Title: Finding a lost dog. Sentence 1: The dog ran to him and they were reunited with each other. Sentence 2: I didn't recognize the dog, so I looked for his owner. Sentence 3: A man showed up yelling out the dog's name. Sentence 4: When I was walking in the park, a dog came running up to me. Sentence 5: The dog and I walked around the park for awhile.

SOLUTION:
42531