In this task, you are given a sentence and question which can be answered using the sentence. Your task is to answer the question using the information from the sentence. The answer to the question is unique and it is a continuous text span from the sentence.

Q: Sentence: Instead , much of numerical analysis is concerned with obtaining approximate solutions while maintaining reasonable bounds on errors .
Question: what might something maintain?

A: reasonable bounds on errors
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Q: Sentence: On many of the construction sites German prisoners of war were working together with Belarusian construction workers .
Question: where did someone work?

A: On many of the construction sites
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Q: Sentence: The plan outlined policy measures the candidates pledged to support in the United States presidential election , 2008 .
Question: what outlined something?

A:
The plan
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