Simplify the following text for a Grade 6 native English-speaking person.
Original: Barbara Pierce Bush was born November 25 , 1981 at Baylor University Medical Center in Texas . She is the older of two fraternal twin girls born to George W. Bush , the 43rd President of the United States .
Simplified: Barbara Pierce Welch Bush ( born November 25 , 1981 ; Dallas , Texas ) is the elder of the fraternal twin daughters ( the other is Jenna Hager , nÃ e Bush ) of the 43rd U.S. President George W. Bush and former First Lady Laura Bush , and the granddaughter of the 41st U.S. President George H. W. Bush , and his wife Barbara Bush , after whom she was named .