Given the task definition and input, reply with output. In this task, we ask you to rewrite a sentence in simple English without changing its general meaning. Essentially, you want to make the sentence easier to read by using simpler words, utilizing more straightforward sentence structures, and omitting non-essential information etc.

In 1990 , she was admitted as a partner ; at the age of 29 , she was the youngest partner within the firm , and one of the first women to hold the position .
In 1990 at the age of 29 , she became one of their first female partners .