Original: Laura Lane Welch Bush (born November 4, 1946) is the wife of the 43rd President of the United States, George W. Bush.
Simplified: Laura Bush (born Laura Lane Welch on November 4, 1946 in Midland, Texas) was the First Lady (The President's Wife) of the United States from 2001 to 2009. She is the wife of George W. Bush, who was the President then.