QUESTION: answer this: when did black panther debut in marvel movies??

ANS: Captain America: Civil War
input: What is the answer to this question? how many episodes of shades of blue is there?

output: 36
In: who came up with the idea of mother's day??

Out: Ann Reeves Jarvis
Please answer this: who won the men's singles at the 2017 french open?

Rafael Nadal
Q: Answer this question:

how many episodes in season 1 the killing??

A: 13
In: how many nfl championships have the cleveland browns won??

Out:
four