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

### Instruction:
What is the Race on July 30, 1950 with a Formula 2 Fia, non-championship?

### Inputs:
table_name: table, columns: ['Date', 'Race', 'Race track', 'Category', 'Lap length']

### Response:
SELECT Race FROM table WHERE Category = formula 2 fia, non-championship AND Date = july 30, 1950