Rephrase single title from this title Taxi tensions rise as GrabCab readies for Singapore streets . And it must return only title i dont want any extra information or introductory text with title e.g: ” Here is a single title:”

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After its taxi acquisitions fell through, Grab’s new taxi license could dent profit margins at rivals like ComfortDelGro. Can incumbents fight back? in html format .Organize the content with appropriate headings and subheadings ( h2, h3, h4, h5, h6). Include conclusion section and FAQs section with Proper questions and answers at the end. do not include the title. it must return only article i dont want any extra information or introductory text with article e.g: ” Here is rewritten article:” or “Here is the rewritten content:”