In this task, you will be presented with a context from an academic paper and you have to write an answerable question based on the context. Your questions can be extractive, abstractive, or yes-no questions.

[EX Q]: We compile three Chinese text corpora from online data for three domains, namely, "hotel", "mobile phone (mobile)", and "travel". All texts are about user reviews.
[EX A]: What are the sources of the data?

[EX Q]: The two main data sets that we will use to evaluate our architecture are the 2014 i2b2 de-identification challenge data set BIBREF2 and the nursing notes corpus BIBREF3 .
[EX A]: Which two datasets is the system tested on?

[EX Q]: During inference, we adopt beam search with a beam size of 5 for De-En, En-Fr and En-Vi translation tasks.
[EX A]:
What are three main machine translation tasks?