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

### Instruction:
Who narrated when the vessel operator is de beers?

### Inputs:
table_name: table, columns: ['No. in series', 'No. in season', 'Title', 'Vessel Type', 'Vessel Operator', 'Narrated by', 'Original air date']

### Response:
SELECT Narrated by FROM table WHERE Vessel Operator = De Beers