TASK DEFINITION: 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.
PROBLEM: Rotating part of dc motor is known as?

SOLUTION: armature

PROBLEM: Star trek the next generation number of episodes?

SOLUTION: 178

PROBLEM: Who sings the song to orange is the new black?

SOLUTION:
Regina Spektor