Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
unless otherwise agreed to , we do not claim any ownership rights in or to your user content . 

```
. OPTIONS: ['Unilateral change' 'Limitation of liability' 'Arbitration' 'None'
 'Unilateral termination' 'Jurisdiction' 'Choice of law' 'Content removal'
 'Contract by using'].