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.
One example: a georgian inscription around the drum attests his name.
Solution is here: there is a georgian inscription around the drum to confirm his name.
Explanation: The sentences clearly paraphrased correctly and simplified the original sentence which described the Georgian inscription get his name attests which was around the drum.

Now, solve this: lenzburg transformed into the economic centre of the region in the 19th century.
Solution:
lenzburg transformed into the economic center of the region in the 19th century.