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.

Q: Star vs the forces of evil who plays star?

A: Eden Sher
****
Q: How many miles is the mexican border to the united states?

A: 1,954 mi
****
Q: Who took over the direction of the st. petersburg ballet in 1869?

A:
Marius Petipa
****