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

### Instruction:
What is Prize Money, when Matches is less than 73, and when Round is Third Round Proper?

### Inputs:
table_name: table, columns: ['Round', 'Date', 'Matches', 'Clubs', 'Prize money']

### Response:
SELECT Prize money FROM table WHERE Matches < 73 AND Round = third round proper