In this task, you're given a sentence and your task is to generate a simplified sentence that focuses on lexical paraphrasing from the original sentence given in the input.
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Question: he was a leading figure in the german political party alliance ' 90 / the greens , and according to opinion polls , he was the most popular politician in germany for most of the government 's duration.

Answer: he was a main figure in the german political party alliance ' 90 / the greens , and according to opinion polls , he was the most popular politician in germany for most of the government 's time in power.


Question: cocoa was an important commodity in pre-columbian mesoamerica.

Answer: cocoa was an important produce in pre-columbian mesoamerica.


Question: a dogfight , or dog fight , is aerial combat between fighter aircraft.

Answer:
a dogfight is aerial combat between fighter aircraft.