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ROGER FEDERER (SUI) Tennis - Gerry Weber Open - Halle / Westf. - ATP 500 - Gerry Weber Stadion - Germany - 2017 | Juergen Hasenkopf Photography
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Roger Federer beats Zverev to win ninth Halle title | Gerry Weber Open Halle 2017 Final Highlights - YouTube
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Roger Federer rolls back years to set up Halle final against Alexander Zverev | Aegon Championships 2017 | The Guardian
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