The potential losses for spread-betters were demonstrated in January 2015 when the Swiss central bank unexpectedly removed the cap on the franc's value against the euro.
This time, though, the draw favoured Clijsters as she faced a qualifier in the first round and saw the first two seeds she should have met, the Russian Elena Dementieva and France's Amélie Mauresmo, unexpectedly removed from her path by unfancied players.
The Saudi intelligence chief, Prince Bandar bin Sultan, who had been in charge of organising, funding and supplying jihadi groups fighting in Syria, has been unexpectedly removed from overseeing Saudi policy towards Syria, and replaced by a prince who has led a security clampdown against al-Qa'ida inside Saudi Arabia.
Michelet was unexpectedly removed from her position in March 2010 and was replaced by former Lerøy Seafood CEO Alf-Helge Aarskog.
The government, one week later, "unexpectedly" removed complete control from the State Emergency Service and placed certain suburbs and areas under the control of the Rural Fire Service and Fire Brigade.
By the time the fourth child was removed from Lewis unexpectedly, the family had started to believe the pain they felt was simply part of the process, Dentler said.
The extent of learning was measured not only by observing changes in PD but also by observing performance during catch trials when the force field was suddenly and unexpectedly removed.
Unexpectedly, he removed from the sale and donated to the French nation an edition of "The Charterhouse of Parma" that included Stendhal's revisions, undertaken after he read Balzac's criticisms of the novel's opening pages.
Wrestling saw its £1.4m funding removed entirely, not entirely unexpectedly, after the only GB competitor at London, Ukraine-born Olga Butkevych, lost in her opening encounter.
