Based on domain knowledge, we can analyze the relationship between the feature "contact" and the target variable "Does this client subscribe to a term deposit?".

The "contact" feature represents the type of communication the client had during the marketing campaign. It has three possible categories: 'unknown', 'cellular', and 'telephone'.

To analyze the relationship, we can compare the distribution of each "contact" category for clients who subscribed to a term deposit (target class "yes") and clients who did not subscribe (target class "no").

Here is the analysis and the dictionary for the relationship between the "contact" feature and the target variable:

```json
{
    "no": ["unknown", "cellular", "telephone"],
    "yes": ["cellular", "telephone"]
}
```

Explanation:
- Clients who did not subscribe to a term deposit (target class "no") had all three types of contact available: 'unknown', 'cellular', and 'telephone'.
- Clients who subscribed to a term deposit (target class "yes") were contacted primarily through 'cellular' and 'telephone'. There were no instances of 'unknown' contact in this category.

Please note that this analysis is based on prior knowledge and assumptions. The actual relationship between the features and the target variable may vary depending on the specific dataset and context.