In this task, you're given the title of a five-sentence story and the first four sentences. Your job is to write the last sentence of the story to not connect with the rest of the story. Ensure that the generated sentence is contextually relevant to the story.

Title: Swimming with Dolphins. Sentence 1: Karl always wanted to go swimming with dolphins. Sentence 2: Unfortunately, he wasn't able to swim at all. Sentence 3: He swallowed his ego and took swimming lessons aged 30. Sentence 4: The next year, Karl went on holiday to swim with dolphins.
He left the intervention right away.