Based on the provided criteria, here is the JSON output for the story's Tragedy Degree and Comedy Degree:

```json
{
  "TragedyDegree": 1,
  "ComedyDegree": 5
}
```

### Explanation:
- **Tragedy Degree (1):** The story contains almost no tragic elements. There are no significant emotional setbacks, losses, or heartbreaking moments. The journey is adventurous and challenging, but it lacks any profound tragedy or strong emotional impact typically associated with a higher tragedy degree.
  
- **Comedy Degree (5):** The story has some light-hearted and positive elements, particularly focusing on the successful and fulfilling completion of the expedition. The camaraderie and excitement shared among the three girls add some warmth and lightheartedness to the narrative. However, it does not reach the level of an extremely happy ending with strong comedic aspects. The primary focus is on the adventure and discovery, making it moderately light-hearted.
