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.

Q: a historian has stated that " it was quinine 's efficacy that gave colonists fresh opportunities to swarm into the gold coast , nigeria and other parts of west africa ".

A: a historian said , " it was quinine 's efficacy that gave colonists fresh opportunities to swarm into the gold coast , nigeria , and other parts of west africa ..
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Q: on december 19 , 2006 , a large white plume of condensing steam was observed , leading some media people to assume there had been a small eruption.

A: on december 19 , 2006 , a large white & dense plume of steam led some media people to take it as a small eruption.
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Q: approximately half the size of taiwan , it has a land area of 18,575.5 square kilometres -lrb- 7,172 sq mi -rrb-.

A:
about half of the size of taiwan , it has a land area of 18,575.5 square kilometres.
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