Input (grade 13): Kareem Abdul-Jabbar (born Ferdinand Lewis' Lew 'Alcindor on April 16, 1947) is an American retired basketball player, widely considered one of the greatest players of all time.
Output (grade 9): Kareem Abdul-Jabbar (born Ferdinand Lewis Alcindor, Jr. on April 16, 1947) is an American former professional basketball player and current assistant coach. He is considered one of the greatest players of all time.