Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
```
oculus , oculus vr , rift and the oculus logo ( `` oculus marks '' ) are trademarks or registered trademarks of oculus vr , llc . 

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