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

### Instruction:
What was the world rank by ARWU in 2013 of the University of Tübingen?

### Inputs:
table_name: table, columns: ['Members', 'Country', 'Year Established', 'World Rank by THE-WUR , 2013', 'World Rank by ARWU , 2013', 'World Rank by QS , 2013']

### Response:
SELECT World Rank by ARWU , 2013 FROM table WHERE Members = University of Tübingen