Murray was hitting the ball cleanly and confidently, and when Federer wasted a chance to get the break back in game three with a poor forehand drop shot, the unusually frustrated reaction from the Swiss said it all.

BBC: Andy Murray beats Roger Federer to win Shanghai Masters

Cypriot Baghdatis, finalist at the 2006 Australian Open, failed to find his rhythm against the unseeded Dutchman who used his height advantage, a stunning forehand and drop shot to great effect.

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Federer then dominated the tie-break, a forehand return and a drop shot helping him win five of the last six points.

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But the Briton took the next four points, gaining a crucial one on the Frenchman's serve when he was quick to react to a drop shot and steer a forehand winner cross court.

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The set now back under his control, Murray closed it out with another break as he fired one brilliant winner down the line from deep behind the baseline, before racing in to collect a drop shot and whip a cross-court forehand past Federer on set point.

BBC: Andy Murray beats Roger Federer to win Shanghai Masters

There was another twist in this strangest of matches when Wawrinka fired a forehand long in the following game to hand the break straight back, but a magnificent drop shot in game five helped the Swiss regain the advantage and this time he held on.

BBC: Stanislas Wawrinka beats Andy Murray at US Open