In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

[EX Q]: Who plays jay's ex wife on modern family?
[EX A]: Shelley Lee Long

[EX Q]: The proof of having paid the road toll for swiss highways is called?
[EX A]: Vignette

[EX Q]: Who modeled his capital city in ravenna after constantinople?
[EX A]:
Theodoric the Great