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

### Instruction:
What nationality has a year larger than 2009 with a position of power forward?

### Inputs:
table_name: table, columns: ['Year', 'Player', 'Nationality', 'Position', 'Team']

### Response:
SELECT Nationality FROM table WHERE Year > 2009 AND Position = power forward