You will be given a definition of a task first, then some input of the task.
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.

in 1833 parts of burke county and buncombe county were combined to form yancey county , and in 1838 the southern part of what was left of buncombe county became henderson county.
Output:
in 1833 some of burke county and buncombe county were added together to make yancey county , and in 1838 the lower part of the rest of buncombe county was turned into henderson county.