In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.

Q: During the American Civil War , the river , with few convenient fords and fewer bridges , provided a barrier and defensive line .

A: During the American Civil War , the river , with few convenient fords and fewer bridges , provided a barrier and defensive line behind which movements of troops could be accomplished with little fear of attack from the river-side flank .
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Q: Between 1941 and 1945 , the Nazis killed about three million Ukrainians .

A: Between 1941 and 1945 , approximately three million Ukrainian and other gentiles were killed as part of Nazi extermination policies in present-day Ukraine .
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Q: An office is generally a room or other area where administrative work is done .

A:
An office is generally a room or other area where an organization 's employees perform administrative work in order to support and realize objects and goals of the organization .
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