Detailed Instructions: In this task, you are given a context tweet and an answer. Your job is to generate a question for the given answer based on the given tweet paragraph. Note that your question should be answerable based on the given tweet, and the answer to your question should be the given answer.
Problem:Context: Getting taxis is a nightmare - local drivers confused with new street layout, translations on phone app! #C... Ben Wyatt (@BenWyattCNN) February 9, 2014 Answer: getting taxis
Solution:
what does ben have nightmares of?