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

### Instruction:
For which 100 m group ( moa ) is the 300 m group ( moa ) 0.63

### Inputs:
table_name: table, columns: ['.308 Winchester cartridge type', '100 m group (mm)', '100 m group ( MOA )', '300 m group (mm)', '300 m group ( MOA )']

### Response:
SELECT 100 m group ( MOA ) FROM table WHERE 300 m group ( MOA ) = 0.63