sentences:  To accommodate these spaces, the northern wall of the large bedroom was made convex.It continued to be used as a sitting room by Bess Truman, but reverted to bedroom space in 1953.It has remained in its 1952 configuration ever since, and has been occupied by First Lady Mamie Eisenhower; First Lady Jacqueline Kennedy; First Lady Lady Bird Johnson; First Lady Pat Nixon; President Gerald R. Ford and his wife, Betty; President Jimmy Carter and his wife, Rosalynn; President Ronald Reagan and his wife, Nancy; President George H. W. Bush and his wife, Barbara; President Bill Clinton and his wife, Hillary; and President Barack Obama and his wife, Michelle.