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

### Instruction:
During the act, Playing on Glasses, what was the semi-final?

### Inputs:
table_name: table, columns: ['Place came', 'Artist', 'Category', 'Act', 'Semi-final', 'Result']

### Response:
SELECT Semi-final FROM table WHERE Act = Playing on Glasses