[['heat', 'lane', 'name', 'country', 'mark'], ['1', '6', 'sean wroe', 'australia', '47.23 pb'], ['1', '5', 'richard buck', 'united kingdom', '47.54'], ['1', '4', 'greg nixon', 'united states', '47.64'], ['1', '2', 'mark ujakpor', 'spain', '47.94'], ['1', '3', 'yoann décimus', 'france', 'dns'], ['2', '4', 'nery brenes', 'costa rica', '46.45 nr'], ['2', '6', 'chris lloyd', 'dominica', '46.79'], ['2', '3', 'denis alekseyev', 'russia', '47.07'], ['2', '5', 'steven green', 'united kingdom', '47.44'], ['2', '2', 'arismendy peguero', 'dominican republic', '47.45'], ['3', '6', 'tyler christopher', 'canada', '47.06'], ['3', '2', 'california molefe', 'botswana', '47.22'], ['3', '5', 'michael mathieu', 'bahamas', '47.34'], ['3', '3', 'clemens zeller', 'austria', '47.34'], ['3', '4', 'nelton ndebele', 'zimbabwe', 'dns'], ['4', '5', 'maksim dyldin', 'russia', '46.96'], ['4', '6', 'david neville', 'united states', '47.43'], ['4', '3', 'edino steele', 'jamaica', '47.51'], ['4', '4', 'andrés silva', 'uruguay', '47.54 sb'], ['4', '1', 'carlos santa', 'dominican republic', '48.10'], ['4', '2', 'dalibor spasovski', 'macedonia', 'dnf'], ['5', '5', 'johan wissman', 'sweden', '46.12 pb'], ['5', '6', 'chris brown', 'bahamas', '46.47'], ['5', '4', 'dewayne barrett', 'jamaica', '47.02'], ['5', '1', 'mamoudou hanne', 'mali', '48.44'], ['5', '3', 'alleyne francique', 'grenada', '48.64'], ['5', '2', 'takeshi fujiwara', 'el salvador', '48.82 nr']]
Chris Brown is from the Bahamas and Dewayne Barrett is from Jamaica and both are in Heat 5
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