Task: Explanation
Input (English): Ann Walton Kroenke (born December 18, 1948) is an heiress to the Wal-Mart fortune. Kroenke and her sister, Nancy Walton Laurie, inherited stock from her father, Bud Walton (died 1995), who was brother and an early business partner of Wal-Mart founder Sam Walton. Question: When was Ann Walton Kroenke's only sister born? Answer: May 15, 1951
Output (English): Ann Walton Kroenke born December 18, 1948 is an heiress to the WalMart fortune.