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R parallelR parallelR parallelR parallel
R parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallel
R parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallel
R parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallelR parallel
R parallelR parallelR parallelR parallelR parallel