Task: Text Simplification
Input (English): 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 (English): 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.