Based on prior knowledge, it is not immediately clear how the feature "fibr_ter_08" (Fibrinolytic therapy by Streptodecase 1.5m IU) relates to the presence of chronic heart failure in patients with myocardial infarction complications. To determine this relationship, we will analyze the distribution of "fibr_ter_08" values for patients with and without chronic heart failure.

Here is the dictionary with the analysis:

```json
{
	"no": ["no"],
	"yes": ["yes"]
}
```

Explanation:
- For the target class "no" (patients without chronic heart failure), the only possible value for the feature "fibr_ter_08" is "no".
- For the target class "yes" (patients with chronic heart failure), the only possible value for the feature "fibr_ter_08" is "yes".

Note: Since there is only one category ("no" or "yes") in the feature "fibr_ter_08" for each target class, there are no hard-to-predict values for this feature in relation to the presence of chronic heart failure. Thus, the dictionary includes all possible values.