Based on prior knowledge, bronchial asthma is not necessarily a direct indicator of chronic heart failure. However, it is possible for patients with bronchial asthma to develop chronic heart failure as a complication of their condition.

To analyze the relationship between the feature "zab_leg_03" (Bronchial asthma in the anamnesis) and the presence of chronic heart failure, we need access to the myocardial infarction complications data of the patient.

Here is a dictionary detailing the possible values of the feature "zab_leg_03" for each target class:

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

In this case, the feature "zab_leg_03" takes on values of either "no" (indicating the absence of bronchial asthma in the anamnesis) or "yes" (indicating the presence of bronchial asthma in the anamnesis). However, based on the given task of determining if there is chronic heart failure, the feature "zab_leg_03" itself does not provide direct information to draw conclusions about chronic heart failure. Further analysis of other features may be necessary to determine the presence or absence of chronic heart failure.