Despite all the pre-match talk of the intensity of the teams' rivalry and the potential for fireworks, the first half was a relatively tame affair - no doubt at least partly a result of the steady rain.

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And though he had won professional tournaments prior to his partnership with Mr. Williams, some speculated that he lacked the intensity and urgency in his game to reach his potential.

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Although figures are hard to come by, the intensity of their training programs indicates just how seriously the Chinese are taking a potential fairway to medals.

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The book is a tour de force, showing, for example, how the potential contribution of biofuels can be approximated from just three numbers: the intensity of sunlight, the efficiency with which plants turn that sunlight into stored energy and the available land area in Britain.

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