An elf

You were minding your own business in your fortress, when suddenly you were attacked by a group of adventurers. They attempted to weaken the country you supported by assassinating you. Fortunately you were not such a weak target.

After a short battle it became apparent that they were outmatched and they had to run. Most of them escaped, but you had managed to capture one of them. She was currently in your prison.

You had remembered she was an elf, but which kind of elf was she again? Gosh, there were so many. High elves, dark elves, night elves, wood elves, half elves, …