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

### Instruction:
What is Initial-Syllable Open/Semi-Open Unstresses Vowels, when Australian is "ə"?

### Inputs:
table_name: table, columns: ['Initial-syllable open/semi-open unstressed vowels', '17th c.', 'American', 'British', 'Australian', 'Examples']

### Response:
SELECT Initial-syllable open/semi-open unstressed vowels FROM table WHERE Australian = ə