Based on prior knowledge, the feature GT_POST, which represents the presence of paroxysms of ventricular tachycardia at the time of admission to the intensive care unit, can be related to the task of determining if the patient has chronic heart failure. Paroxysms of ventricular tachycardia can be one of several symptoms of chronic heart failure, but it is not the only definitive indicator. Other clinical, laboratory, and diagnostic findings are necessary to confirm the presence of chronic heart failure.

To analyze the relationship between GT_POST and chronic heart failure, we can examine the data and observe the associations between GT_POST values and the presence or absence of chronic heart failure. We can then create a dictionary summarizing the relationship. 

Since the task asks for a yes or no answer regarding chronic heart failure, it is essential to investigate the GT_POST values for both positive and negative instances of chronic heart failure to identify any patterns or trends.

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

In this case, the GT_POST values for both "no" and "yes" instances of chronic heart failure are consistent, indicating that the presence of paroxysms of ventricular tachycardia might be associated with chronic heart failure. However, without further analysis and considering other relevant features, it is challenging to make a final determination solely based on GT_POST.