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.
Q: helmut heinrich waldemar schmidt -lrb- born 23 december 1918 -rrb- is a german social democratic politician who served as chancellor of west germany from 1974 to 1982.
A:
helmut heinrich waldemar schmidt -lrb- born 23 december 1918 -rrb- is a german social democratic politician who was chancellor of west germany from 1974 to 1982.