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

### Instruction:
What is the Men's 35 in year before 1990 when Men's Open is NSW and the venue is Sydney?

### Inputs:
table_name: table, columns: ['Year', 'Venue', "Men's Open", "Women's Open", "Men's 35s"]

### Response:
SELECT Men's 35s FROM table WHERE Year < 1990 AND Men's Open = nsw AND Venue = sydney