 Based on the provided DECLARE declarative process model, here is a description of the process:

1. Initialization: The process begins with the activity 'Declaration SUBMITTED by EMPLOYEE'.

2. Existence: The following activities must be executed at least once: 'Declaration FINAL_APPROVED by SUPERVISOR', 'Request Payment', 'Payment Handled', and 'Declaration SUBMITTED by EMPLOYEE'.

3. Exactly 1: Each of the aforementioned activities must be executed exactly once.

4. Responded Existence: If 'Request Payment' occurs, 'Payment Handled' and 'Declaration FINAL_APPROVED by SUPERVISOR' must also occur. If 'Declaration FINAL_APPROVED by SUPERVISOR' occurs, 'Declaration SUBMITTED by EMPLOYEE' and 'Request Payment' must also occur. If 'Payment Handled' occurs, 'Declaration FINAL_APPROVED by SUPERVISOR' and 'Request Payment' must also occur.

5. Precedence: If 'Declaration FINAL_APPROVED by SUPERVISOR' occurs, 'Request Payment' and 'Payment Handled' must have occurred before. If 'Request Payment' occurs, 'Payment Handled' must have occurred before. If 'Declaration SUBMITTED by EMPLOYEE' occurs, 'Declaration FINAL_APPROVED by SUPERVISOR', 'Request Payment', and 'Payment Handled' must have occurred before.

6. Chain Precedence: If 'Declaration FINAL_APPROVED by SUPERVISOR' occurs, 'Request Payment' must directly follow. If 'Request Payment' occurs, 'Payment Handled' must directly follow.

7. Response: If 'Declaration FINAL_APPROVED by SUPERVISOR' occurs, 'Payment Handled' must occur in the future. If 'Declaration SUBMITTED by EMPLOYEE' occurs, 'Declaration FINAL_APPROVED by SUPERVISOR', 'Request Payment', and 'Payment Handled' must occur in the future. If 'Request Payment' occurs, 'Payment Handled' must occur in the future.

8. Chain Response: If 'Declaration