Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
tripadvisor also expressly disclaims any warranty , representation , or other term of any kind as to the accuracy or proprietary character of the site content . 

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