Question: What is the name of the daughter-in-law of Governor John L. Helm, who was also the sister-in-law of Abraham Lincoln?

Abraham Lincoln, also released under the title D. W. Griffith's "Abraham Lincoln", is a 1930 Pre-Code biographical film about American president Abraham Lincoln directed by D. W. Griffith.  It stars Walter Huston as Lincoln and Una Merkel, in her second speaking role, as Ann Rutledge.  Her first speaking role was in a short film, "Love's Old Sweet Song" (1923) filmed in the Phonofilm sound-on-film process.  The script was co-written by Stephen Vincent Benét and Gerrit Lloyd, author of the Civil War prose poem "John Brown's Body".  This was the first of only two sound films made by Griffith. <SEP> Benjamin Hardin Helm (June 2, 1831 – September 21, 1863) was a Kentucky politician, attorney, Confederate brigadier general, and a brother-in-law of Abraham Lincoln.  Helm was born in Bardstown, Kentucky.  He attended the Kentucky Military Institute and the West Point Military Academy and then went to study law at the University of Louisville and Harvard University.  He served as a state legislator and the state's attorney in Kentucky.  He also served as the assistant inspector-general for the Kentucky state guard.  Helm was offered the position of Union Army paymaster by his brother-in-law, President Abraham Lincoln, a position which he declined.  He was also the son of Kentucky Governor John L. Helm.  Helm felt it was an honor to serve in the Confederate States Army, where he was initially a colonel and later promoted to brigadier general.  Helm commanded the 1st Kentucky Brigade more commonly known as The Orphan Brigade.  He died on the battlefield during the Battle of Chickamauga.  Helm was married to Emilie Todd, the half-sister of Mary Todd Lincoln. <SEP> The Benjamin Helm House is a two story brick house in Elizabethtown, Kentucky, that was built in 1816 and added to the National Register of Historic Places in 1988.  It is significant as the home of Benjamin Helm, an early settler of Elizabethtown.  He made the first survey of the town and later became a wealthy local businessman, dying in 1858.  He was the uncle of Governor John L. Helm, and great uncle of Confederate general Benjamin Hardin Helm. <SEP> Lewis E. "Lew" Lehrman (born August 15, 1938 in Harrisburg, Pennsylvania) is an American investment banker, businessman, Republican politician, economist, and amateur historian who supports the ongoing study of American history based on original source documents.  He was presented the National Humanities Medal at the White House in 2005 for his contributions to American History, the study of President Abraham Lincoln and monetary policy.  He was a member of the Advisory Committee of the Abraham Lincoln Bicentennial Commission and the Lincoln Forum.  In addition to co-authoring "Money and the Coming World Order" and "The Case for Gold", Lehrman's has written "Lincoln at Peoria: The Turning Point," (2008), "The True Gold Standard, Newly Revised and Enlarged, Second Edition" (2012), "Money, Gold, and History" (2013) and "Lincoln "by littles"" (2013).  He has written for major news publications such as the "Washington Post", the "New York Times" and the "Wall Street Journal", and has lectured widely on American history and economics.  Lehrman also writes for the "Lincoln Institute" which has created award-winning websites on the 16th President.  Lehrman achieved national political prominence in a 1982 campaign for Governor of New York, in which he ran against Democratic candidate Mario Cuomo, losing the election by only two percentage points.  He is a senior partner at L. E. Lehrman & Co., an investment firm he established in 1981.  He is also the chairman of the Lehrman Institute, a public policy research and grant making foundation founded in 1972.  He and Richard Gilder were awarded the National Humanities Medal in an Oval Office ceremony on Thursday, November 10, 2005.  The Medal was presented by President George W. Bush.  He converted to Catholicism.