Petr Prucha scored twice, and Jan Marek and Tomas Plekanec added one apiece for the Czechs - the defending champions - in a rematch of last year's final.
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"For most of the year in the first periods we were the stars of the game," said center Tomas Plekanec. "Most of the time we were up, but now we're chasing the score after the first few minutes and then we're not playing the right way."
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