Based on the given story, the tragedy and comedy elements can be summarized and evaluated as follows:

**Tragedy Elements:**
- The story has moments of tension and uncertainty (decayed military base, mysterious artifact).
- There is a theme of personal inner conflict (whether to reveal the artifact's power or keep it a secret).
- While there is an emotional weight, there are no catastrophic or heart-wrenching losses.

**Comedy Elements:**
- The story is relatively light-hearted with moments of intrigue and adventure.
- There are no explicit comedic elements or moments, nor is there a joyous or humorous end.

Given these points, here are the suggested ratings:

```json
{
  "TragedyDegree": 4,
  "ComedyDegree": 2
}
```

The story hinges more on suspense and historical intrigue, lacking profound tragedy or significant elements of comedy.
