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: this era coincided with the medieval warm period -lrb- 800 1300 -rrb- and stopped with the start of the little ice age -lrb- about 1250 1850 -rrb-.

Answer: this era began during the medieval warm period , -lrb- 800-1300 -rrb- and ended with the start of the little ice age -lrb- 1250-1850 -rrb-.


Question: this structure is still used for determining the teams in the playoffs in the american hockey league.

Answer: the american hockey league still uses this format to determine playoff teams.


Question: august 22 hurricane bill weakens to a category 1 hurricane.

Answer:
august 22 : hurricane bill weakens to a category 1 hurricane.