Who directed the premiere episode of season four of Game of Thrones?
D.B. Weiss, who also co-authored the season four premiere episode, directed "Two Swords."
### Instruction: Who directed the premiere episode of season four of Game of Thrones?
### Context: 
### Answer: D.B. Weiss, who also co-authored the season four premiere episode, directed "Two Swords."</s>