instruction:
In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to write a question that clarifies the given question in such a way that the generated question has one unique answer.
question:
Who did liverpool get in the europa league?
answer:
What place did Liverpool get in the Europa League in 2015-16?


question:
Who smokes the hookah in alice in wonderland?
answer:
Which character smokes the hookah in  Alice and Wonderland?


question:
Who is the second most subscribed channel on youtube?
answer:

What is the second most subscribed channel overall on youtube called?