Question: Johnny Hornby is a British entrepreneur, he is the founder of WPP plc, (Wire and Plastic Products), a British multinational advertising and public relations company with its main management office in London, England, and its executive office in Dublin, in which country?
Sentence (from "WPP plc"): It owns a number of advertising, public relations and market research networks, including IMRB, Millward Brown, Grey, Burson-Marsteller, Hill & Knowlton, JWT, Ogilvy & Mather, TNS, Young & Rubicam and Cohn & Wolfe.
Relevant evidence: No