Q: 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.
as the largest sub-region in mesoamerica , it encompassed a vast and varied landscape , from the mountainous regions of the sierra madre to the semi-arid plains of northern yucatan.
A:
the largest sub-region in mesoamerica , its landscape was vast and varied , from the sierra madre mountains to the northern yucatan plains.