Based on prior knowledge and analysis, we can assess the relationship between the feature "n_p_ecg_p_06" and the target variable "chronic heart failure" for myocardial infarction complications data. 

To determine if the patient shows chronic heart failure, we need to consider the presence of third-degree AV block on ECG at the time of admission to the hospital.

Analysis:

- If the value of the feature "n_p_ecg_p_06" is "no", it indicates that there is no third-degree AV block on ECG at the time of admission to the hospital. This suggests that the patient does not show chronic heart failure.

- If the value of the feature "n_p_ecg_p_06" is "yes", it indicates the presence of third-degree AV block on ECG at the time of admission to the hospital. This implies a higher likelihood of chronic heart failure in the patient.

Based on this analysis, we can create the dictionary:

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

Please note that the dictionary includes the possible values for the feature "n_p_ecg_p_06" for each target class, as requested.