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

### Instruction:
What is the winning span for the name of bernard gallacher?

### Inputs:
table_name: table, columns: ['Rank', 'Name', 'Lifespan', 'Country', 'Wins', 'Majors', 'Winning span', 'Span (years)']

### Response:
SELECT Winning span FROM table WHERE Name = Bernard Gallacher