Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the region 1 date for series 4

### Inputs:
table_name: table, columns: ['Series', 'Episodes', 'Series premiere', 'Series finale', 'Region 1', 'Region 2', 'Region 4']

### Response:
SELECT Region 1 FROM table WHERE Series = 4