Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

[Q]: Context : Ali Al Shargawi (Arabic: ) is a leading Bahraini poet, lyricist and playwright whose work has been translated into English, German, Bulgarian, Russian, Kurdish, and French.
Answer : playwright
[A]: What was Ali Al Shargawi's career?

[Q]: Context : HD 141937 is a star in the constellation of Libra at a distance of 109 ly.
Answer : Libra
[A]: Which was the constellation for HD 141937?

[Q]: Context : OPML (Outline Processor Markup Language) is an XML format for outlines (defined as ''a tree, where each node contains a set of named attributes with string values'').
Answer : XML
[A]:
Which is the basis of OPML?