In this task you're given a question and you have to paraphrase the question to create the output question while retaining the meaning of the original question.

How can I retrieve a discarded draft on Gmail?
What exactly is gmail?

Where can I get very cost-effective floor polishing service in North Rocks?
Where can I get very qualified floor sanding services in North Rocks?

What are dimensions?
What Dimension are we in? Are there others?