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

### Instruction:
Name the ply uk, nz, au for wraps per inch 7 wpi

### Inputs:
table_name: table, columns: ['Standard Yarn Weight System', 'Yarn Type (US)', 'Ply (UK, NZ, AU)', 'm/100g', 'Wraps Per Inch (WPI)']

### Response:
SELECT Ply (UK, NZ, AU) FROM table WHERE Wraps Per Inch (WPI) = 7 wpi