Complex sentence: At the 2014 BAFTA Awards, "An Adventure in Space and Time" was nominated in the "Best Single Drama" category, it has also been nominated in the Best Dramatic Presentation (Short Form) category at the 2014 Hugo Awards.
Split into simpler sentences: At the 2014 BAFTA Awards, "An Adventure in Space and Time" was nominated in the "Best Single Drama" category,. It has also been nominated in the Best Dramatic Presentation (Short Form) category at the 2014 Hugo Awards.