Identify the unfair aspect with respect to the sentence extracted from an online Terms of Service:
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except as provided in section 19.11 , in the event that any portion of this arbitration agreement is deemed illegal or unenforceable , such provision shall be severed and the remainder of the arbitration agreement shall be given full force and effect . 

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