Definition: In this task, you're given a four sentences of story written in natural language. Your job is to complete end part of the story by predicting appropriate last sentence which is coherent with the given sentences.
Input: Sentence1: My family got up one morning while on vacation. Sentence2: We loaded our boat onto a trailer and drove to the beach. Sentence3: After loading up from the dock, we took off on our boat. Sentence4: After only a few minutes on the sea, dolphins began to swim by us.

We played with them for a while and then returned to the dock.