But in terms of the competition, there has to be more than one person involved in the operation and a list of books.

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At least one person has died during the clean-up operation, after being thrown from a ship by waves and drowning in the oil.

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Family-owned businesses face a different reality, as they tend to have their entire operation, clients and goodwill linked to one person.

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One person involved had a seizure two weeks after the device was implanted and another suffered a panic attack during the operation to insert the device.

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