Complex sentence: The episode was nominated for two Emmy Awards: dramatic writing and Peter Dinklage as best supporting actor in a drama series, with Dinklage winning in the latter category for the first Emmy Award of his career.
Split into simpler sentences: The episode was nominated for two Emmy Awards: dramatic writing and Peter Dinklage as best supporting actor in a drama series. Dinklage won in the latter category for the first Emmy Award of his career.