Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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the content and information on this website ( including , but not limited to , messages , data , information , text , music , sound , photos , graphics , video , maps , icons , software , code or other material ) , as well as the infrastructure used to provide such content and information , is proprietary to us . 

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