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

### Instruction:
What is the earliest Year for 400m h Event with 54.86 in Notes?

### Inputs:
table_name: table, columns: ['Year', 'Competition', 'Venue', 'Position', 'Event', 'Notes']

### Response:
SELECT MIN Year FROM table WHERE Event = 400m h AND Notes = 54.86