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

### Instruction:
What is the lowest First Elected, when Results is "Re-elected", and when Incumbent is "Lincoln Davis"?

### Inputs:
table_name: table, columns: ['District', 'Incumbent', 'Party', 'First elected', 'Results']

### Response:
SELECT MIN First elected FROM table WHERE Results = re-elected AND Incumbent = lincoln davis