Question: What is the name of Robert Dr Niros characters wife?

full_context: Document 1: American Hustle: American Hustle is a 2013 American black comedy-crime film directed by David O. Russell. It was written by Eric Warren Singer and Russell, inspired by the FBI ABSCAM operation of the late 1970s and early 1980s. It stars Christian Bale and Amy Adams as two con artists who are forced by an FBI agent (Bradley Cooper) to set up an elaborate sting operation on corrupt politicians, including the mayor of Camden, New Jersey (Jeremy Renner). Jennifer Lawrence plays the unpredictable wife of Bale's character. Principal photography on the film began on March 8, 2013, in Boston and Worcester, Massachusetts, and New York City.
Document 2: The Wizard of Lies: The Wizard of Lies is a 2017 American television drama film directed by Barry Levinson and written by Sam Levinson, Sam Baum, and John Burnham Schwartz, based on the non-fiction book of the same name by Diana B. Henriques. The film stars Robert De Niro as businessman Bernard Madoff, Michelle Pfeiffer as his wife Ruth Madoff, and Alessandro Nivola as their older son Mark Madoff. It aired on HBO on May 20, 2017.
Document 3: The Wolf of Wall Street (2013 film): The Wolf of Wall Street is a 2013 American biographical black comedy crime film directed by Martin Scorsese and written by Terence Winter, based on the memoir of the same name by Jordan Belfort. It recounts Belfort's perspective on his career as a stockbroker in New York City and how his firm Stratton Oakmont engaged in rampant corruption and fraud on Wall Street that ultimately led to his downfall. Leonardo DiCaprio (who was also a producer) stars as Belfort, with Jonah Hill as his business partner and friend Donnie Azoff, Margot Robbie as his wife Naomi Lapaglia and Kyle Chandler as Patrick Denham, the FBI agent who tries to bring him down. Matthew McConaughey, Rob Reiner, Jon Favreau, Joanna Lumley and Jean Dujardin also star. The film marks the director's fifth collaboration with DiCaprio, after "Gangs of New York" (2002), "The Aviator" (2004), "The Departed" (2006) and "Shutter Island" (2010), as well as his second collaboration with Winter after the television series "Boardwalk Empire" (2010–14).
Document 4: Robert Durst: Robert Alan Durst (born April 12, 1943) is an American real estate heir, the son of New York City mogul Seymour Durst, and the elder brother of Douglas Durst, head of the Durst Organization. He is primarily known for being suspected of foul play against three individuals in different states: Kathleen McCormack Durst, his first wife, who disappeared in New York in 1982; Susan Berman, his longtime friend, who was murdered in California in 2000; and his neighbor, Morris Black, who was murdered in Texas in 2001. Durst was the subject of a multi-state manhunt and was ultimately convicted of dismembering Black, but acquitted of his murder.
Document 5: Martha Stewart: Martha Helen Stewart (née Kostyra; born August 3, 1941) is an American businesswoman, writer, and television personality. As founder of Martha Stewart Living Omnimedia, she has gained success through a variety of business ventures, encompassing publishing, broadcasting, merchandising, and e-commerce. She has written numerous bestselling books, is the publisher of the "Martha Stewart Living" magazine, and hosted two long-running syndicated television shows, "Martha", which ran from 2005 to 2012, and "Martha Stewart Living", which ran from 1993 to 2005.
Document 6: Bernard Madoff: Bernard Lawrence "Bernie" Madoff ( ; born April 29, 1938) is an American fraudster and a former stockbroker, investment advisor, and financier. He is the former non-executive chairman of the NASDAQ stock market, and the admitted operator of a Ponzi scheme that is considered the largest financial fraud in U.S. history. Prosecutors estimated the size of the fraud to be $64.8 billion, based on the amounts in the accounts of Madoff's 4,800 clients as of November 30, 2008.
Document 7: Ruth Vollmer: Ruth Vollmer (1903 - 1982 New York City), was a German artist born in Munich. She was born in 1903 and named Ruth Landshoff. Her father, Ludwig Landshoff, was a musicologist and conductor and her mother, Phillipine Landshoff, was an opera singer. Their family was Jewish. At age 19 she began to work as an artist and took the advice of her father to draw every day. She also had many connections to the teachers and students at the Bauhaus. In 1930 she married a pediatrician named Hermann Vollmer, whom she met in Berlin. Ruth and Hermann move from Germany to New York in 1935. Ruth begins work designing window displays for Bonwit Teller, Tiffany's, Lord & Taylor, and other department stores. Her displays experimented with wire, steel, and copper mesh to create figural forms. In 1943, Vollmer becomes a U.S. citizen. In 1944 she receives a commission from the Museum of Modern Art for its fifteenth anniversary exhibition, "Art in Progress." Vollumer continues to work with wire mesh and shows her work "Composition in Space" at the Museum of Modern Art's 1948 exhibition "Elements of Stage Design." In 1950, she was commissioned to create a mural for the lobby of 575 Madison, where Vollmer created a large wall relief that used wire rods and wire mesh to play with light, texture, and transparency. Vollumer visits Giacometti for a second time during the summer of 1951. During the 1950s she begins to works with clay as well. Additionally, in 1954 she begins to teach at the Children's Art Center at the Fieldston School in Riverdale and continued to teach until the mid-sixties. In 1960, Vollmer participates in the NYU discussion series "Artists on Art" with her friend Robert Motherwell. 1960 is an important year because she also has her first one-person exhibition at Betty Parson's Section Eleven gallery space. Throughout the 1960s Vollmer works with bronze and as well as showing at Betty Parson's gallery several times. In 1963, she joins the group American Abstract Artists (AAA) and includes her work in their exhibitions from 1963 on. By 1970 Vollmer's art is working with complex geometrical forms and mathematical concepts, particularly spirals and platonic solids. Sol LeWitt wrote a short essay on Vollmer's work for "Studio International" titled "Ruth Vollmer: Mathematical Forms." Vollmer protests the cancellation of the Hans Haacke at The Solomon R. Guggenheim exhibition by writing a letter to the director, Thomas Messer, in 1971. In 1976, she had a large one-person exhibition at the Neuberger Museum of Art. In 1982, Ruth Vollmer dies after a long battle with Alzheimer's. A majority of her large personal art collection of over one hundred sculptures, paintings, and drawings is donated to MoMA. Her art collection included works by Carl Andre, Mel Bochner, Eva Hesse, Sol LeWitt, Ad Reinhardt, Frank Stella, Agnes Martin, and Chryssa.
Document 8: Sam Levinson: Samuel "Sam" Levinson (born 1985) is an American actor, screenwriter, and director. He is the son of Diana Rhodes and writer/director/actor Barry Levinson.
Document 9: Big Little Lies (miniseries): Big Little Lies is an American drama HBO miniseries created and written by David E. Kelley, based on the novel by Liane Moriarty. The series began filming in January 2016. The miniseries comprises seven episodes, all directed by Jean-Marc Vallée. It premiered on February 19, 2017, and concluded on April 2, 2017.
Document 10: The Irishman (2019 film): The Irishman is an upcoming American biographical crime film directed by Martin Scorsese and written by Steven Zaillian, based on the book "I Heard You Paint Houses: Frank ‘The Irishman’ Sheeran and the Inside Story of the Mafia, the Teamsters, and the Final Ride by Jimmy Hoffa" by Charles Brandt. The film stars Robert De Niro, Al Pacino, Joe Pesci, Bobby Cannavale, Harvey Keitel, and Ray Romano. The film is tentatively set for release in 2019 by Netflix.
Document 11: The Hoax: The Hoax is a 2006 American drama film starring Richard Gere, directed by Swedish filmmaker Lasse Hallström. The screenplay by William Wheeler is based on the book of the same title by Clifford Irving. It recounts Irving's elaborate hoax of publishing an autobiography of Howard Hughes that he purportedly helped write, without ever having talked with Hughes. The film was ranked as one of the Top 10 of the year by the "Los Angeles Times" and "Newsweek."
Document 12: Ruth Madoff: Ruth Madoff (née Alpern; born May 18, 1941) is the wife of Bernie Madoff, the convicted American financial fraudster. She was director of Bernard L. Madoff Investment Securities.
Document 13: Behind the Candelabra: Behind the Candelabra is a 2013 American drama film directed by Steven Soderbergh. It dramatizes the last ten years in the life of pianist Liberace and the relationship he had with Scott Thorson. It is based on Thorson’s memoir, "" (1988). Richard LaGravenese wrote the screenplay. Jerry Weintraub was the executive producer. It premiered at the 2013 Cannes Film Festival on May 21, 2013 and competed for the Palme d'Or. It aired on HBO on May 26, 2013 and was given a cinematic release in the United Kingdom on June 7, 2013. The film received general acclaim from television critics including praise for the performances of Michael Douglas and Matt Damon.
Document 14: Raj Rajaratnam: Raj Rajaratnam (Tamil: ராஜ் ராஜரத்தினம் ; born Rajakumaran Rajaratnam; June 15, 1957) is a Sri Lankan-American former hedge fund manager and billionaire founder of the Galleon Group, a New York-based hedge fund management firm. On October 16, 2009, he was arrested by the FBI for insider trading, which also caused the Galleon Group to fold. He stood trial in "U.S. v Rajaratnam" (09 Cr. 01184) in the United States District Court for the Southern District of New York, and on May 11, 2011 was found guilty on all 14 counts of conspiracy and securities fraud. On October 13, 2011, Rajaratnam was sentenced to 11 years in prison and fined a criminal and civil penalty of over $150 million combined.
Document 15: Rengan Rajaratnam: Rajarengan "Rengan" Rajaratnam (born 1971) is a hedge fund manager. He is the founder of hedge fund Sedna Capital and the younger brother of convicted hedge fund founder Raj Rajaratnam. He was arrested for securities fraud in March 2013. His trial in New York City began in June, 2014 but he was found not guilty by the jury in July 2014.
ground_truth: Ruth Madoff